8=(-.75)(-.75)+b

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Solution for 8=(-.75)(-.75)+b equation:


Simplifying
8 = (-0.75)(-0.75) + b

Multiply -0.75 * -0.75
8 = 0.5625 + b

Solving
8 = 0.5625 + b

Solving for variable 'b'.

Move all terms containing b to the left, all other terms to the right.

Add '-1b' to each side of the equation.
8 + -1b = 0.5625 + b + -1b

Combine like terms: b + -1b = 0
8 + -1b = 0.5625 + 0
8 + -1b = 0.5625

Add '-8' to each side of the equation.
8 + -8 + -1b = 0.5625 + -8

Combine like terms: 8 + -8 = 0
0 + -1b = 0.5625 + -8
-1b = 0.5625 + -8

Combine like terms: 0.5625 + -8 = -7.4375
-1b = -7.4375

Divide each side by '-1'.
b = 7.4375

Simplifying
b = 7.4375

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