Answer:
-8x^2+6x-20
Step-by-step explanation:
2(x^2+3x)-10(x^2+2)
2x^2+6x-10x^2-20
(2x^2-10x^2)+6x-20
-8x^2+6x-20
Answer:
1st option
Step-by-step explanation:
(x²+x-6)/(x-7)≤0
x≤-3
2≤x≤7
These are the solutions you'll find solving the inequation
Answered by GAUTHMATH
Answer:
-4x + 12 = 20 is incorrect. she added 12 to 20 instead of subtracting 12 from both sides.
Step-by-step explanation:
It should have been, write problem
-4(x - 3) = 20
Use distributive property.
-4x + 12 = 20
subtract 12 from each side
-4x =8
divide each side by -4
x = -2
Answer:
A
Step-by-step explanation:
B1 represents the slope of the population regression line so A is the answer
