Answer:
Its the first choice.
Step-by-step explanation:
x^2+4x-4 = 8
x^2 + 4x - 4 - 8 = 0
x^2 + 4x - 12 = 0
(x + 6)(x - 2) = 0
x = -6, 2.
Step-by-step explanation:
How are we supposed to help...?
Answer:
Your answer: 87
Step-by-step explanation:
Since you are given what both variables are in the equation, this problem requires you to plug it in.
12(6)+3(5)= ?
You can either do this in a calculator, or do this one step at a time.
12(6)=72
3(5)=15
72+15=87
Answer:1200 miles
Step-by-step explanation:
Given
Mr. and Mrs. Thompson drove
in October
They drove 2 times as many miles in December
so they drove
in December
In November they drove 2 times as many as in december
So they drive 1200 miles in November