Which is a solution to (x − 2)(x + 10) = 13? x = 3 x = 8 x = 10 x = 11
Asked by maham237 @ in Mathematics viewed by 392 People
Which is a solution to (x − 2)(x + 10) = 13?
x = 3
x = 8
x = 10
x = 11
Answered by maham237 @
(x-2)(x+10)=13
Subtract 13 from both sides
x²+8x-20-13=13-13
x²+8x-33=0
Factorized
(x-3)(x+11)=0
Now set factors equal to 0
x-3=0 or x+11= 0
x=3 or x=-11
The answer is A
Good night :)
Similar Questions
Which graph shows the solution to the equation below? log subscript 3 baseline (x + 2) = 1
Asked by maham237 @ in Mathematics viewed by 350 persons
If f(x) = + 8, what is f(x) when x = 10?
Asked by maham237 @ in Mathematics viewed by 335 persons
Use summation notation to write the series 2+4+6+8 for 10 terms
Asked by maham237 @ in Mathematics viewed by 343 persons
Use summation notation to write the series 2 + 4 + 6 + 8 + ... for 10 terms.
If f(x) = (xm + 9)2, which statement about f(x) is true?
Asked by maham237 @ in Mathematics viewed by 358 persons
HELP!!!!
If f(x) = (xm + 9)2, which statement about f(x) is true?
A. f(x) is an even function for all values of m.
B. f(x) is an even function …
Which graph represents the solution to the system of inequalities? y > x – 4 y ≤ –1
Asked by maham237 @ in Mathematics viewed by 310 persons
How many solutions will this system of equations have? y = −3.5x − 3.5 y = −3.5x + 3.5
Asked by maham237 @ in Mathematics viewed by 370 persons
how many solutions will this system of equations have? y = −3.5x − 3.5 y = −3.5x 3.5 no solution infinite solutions one solution two solutions
The function f is defined by f(x)=x^2+3x-10
Asked by maham237 @ in Mathematics viewed by 340 persons
The function f is defined by f(x)=x^2+3x-10 If f(x+5)=x^2+kx+30, k= Find the smallest zero of f(x+5), x=
Rewrite f(x) = 3(x − 2)2 + 1 from vertex form to standard form.
Asked by maham237 @ in Mathematics viewed by 316 persons
Line qr contains (2, 8) and (3, 10) line st contains points (0, 6) and (−2, 2). lines qr and st are
Asked by maham237 @ in Mathematics viewed by 458 persons
Line QR contains (2, 8) and (3, 10) Line ST contains points (0, 6) and (-2, 2). Lines QR and ST are (4 points)
Select one:
a. parallel because the …
Which equation is the inverse of 2(x – 2)2 = 8(7 + y)?
Asked by wiki @ in Mathematics viewed by 501 persons
Which equation is the inverse of 2(x – 2)2 = 8(7 + y)?
D.y=+or-sqrt28+4x so the answer is D.
Which linear inequality is represented by the graph? y > 2x + 2 y ≥ x + 1 y > 2x + 1 y ≥ x + 2
Asked by maham237 @ in Mathematics viewed by 330 persons
Which linear inequality is represented by the graph?
y > 2x + 2
y ≥ x + 1
y > 2x + 1
y ≥ x + 2
The graph of f(x) = x2 is translated to form g(x) = (x – 2)2 – 3.
Asked by maham237 @ in Mathematics viewed by 363 persons
The graph of f(x) = x2 is translated to form g(x) = (x – 5)2 + 1. Which graph represents g(x)?
3 4 x 8 1 2 2x 10
Asked by maham237 @ in Mathematics viewed by 402 persons
What is the solution to 3/4(x + 8) > 1/2(2x + 10)?
A (–∞, –4)
B (–4, ∞)
C (–∞, 4)
D (4, ∞)
Most viewed questions in Mathematics
Unit 6 similar triangles homework 2 similar figures answer key
Asked by maham237 @ in Mathematics viewed by 18341 persons
All things algebra unit 7 polygons and quadrilaterals answer key
Asked by admin @ in Mathematics viewed by 8139 persons
Gina wilson all things algebra 2016 answer key unit 11
Asked by admin @ in Mathematics viewed by 5764 persons
Unit 1 geometry basics homework 4 angle addition postulate answers
Asked by maham237 @ in Mathematics viewed by 3929 persons
Unit 6 exponents and exponential functions homework 8 answer key
Asked by maham237 @ in Mathematics viewed by 3246 persons
The manager of a vacation resort believes that the ages
Asked by maham237 @ in Mathematics viewed by 2918 persons
What is 271 403 rounded to the nearest ten thousand
Asked by maham237 @ in Mathematics viewed by 2780 persons
Unit 1 geometry basics homework 3 angle relationships answer key
Asked by maham237 @ in Mathematics viewed by 2572 persons
Why would a prism beat a sphere in a competition?
Asked by maham237 @ in Mathematics viewed by 2473 persons
An artist sells a painting for 20.50 but uses 5.75
Asked by maham237 @ in Mathematics viewed by 2423 persons
Unit 4 congruent triangles homework 1 classifying triangles answer key
Asked by maham237 @ in Mathematics viewed by 2413 persons
Unit 4 congruent triangles homework 2 angles of triangles
Asked by maham237 @ in Mathematics viewed by 2068 persons
Compare the values of the 2s and 5s in 55220
Asked by maham237 @ in Mathematics viewed by 1788 persons