x-2=7
apply additon property of equality
x-2+2=7+2
x=9
Answer:

Step-by-step explanation:
Given
x² + x
To complete the square
add ( half the coefficient of the x- term )² to x² + x
x² + 2(
)x + (
)² = x² + x + 
= (x +
)² ← perfect square
Answer:
the first box
Step-by-step explanation:
Answer:
36 cm
Step-by-step explanation:
Answer:
The answer is 30 centimeters per month or 30/1
Step-by-step explanation:
Its actually pretty simple I convert it into a linear function which looks like this representing the answer
y=30x
the x represents the # of months
pls mark me as brainliest