Answer:
x = -4 ±3
x = -7,-1
Step-by-step explanation:
x^2 + 8x = -7
1/2 B ^ 2 = 16
x^2 + 8x + 16 = 16 -7
(x + 4) ^2 = 9
x + 4 = ±3
27
32
I got
10% of 70 is 7
Given
The translated triangles
Required
Find x and y
We have:
means:
Open bracket
Collect like terms
Divide by 6
means
Divide by 2