Answer: 59 is your answer.
Step-by-step explanation:
Divide and multiply.
Subtract and compare. Be sure the number is less than the divisor.
Bring down the next number. Divide and multiply.
Subtract and compare. Be sure the number is less than the divisor.
Answer:
(x + 9)² = 36
Step-by-step explanation:
Given
x² + 18x + 57 = 12 ( subtract 57 from both sides )
x² + 18x = - 45
To complete the square
add ( half the coefficient of the x- term)² to both sides
x² + 2(9)x + 81 = - 45 + 81
(x + 9)² = 36
For those unaware of what this means
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Axis of symmetry- x=-1
-b/2a
Mark brainliest please