-18=2(-4)+b

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Solution for -18=2(-4)+b equation:


Simplifying
-18 = 2(-4) + b

Multiply 2 * -4
-18 = -8 + b

Solving
-18 = -8 + 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.
-18 + -1b = -8 + b + -1b

Combine like terms: b + -1b = 0
-18 + -1b = -8 + 0
-18 + -1b = -8

Add '18' to each side of the equation.
-18 + 18 + -1b = -8 + 18

Combine like terms: -18 + 18 = 0
0 + -1b = -8 + 18
-1b = -8 + 18

Combine like terms: -8 + 18 = 10
-1b = 10

Divide each side by '-1'.
b = -10

Simplifying
b = -10

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