45=-4+7x

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Solution for 45=-4+7x equation:


Simplifying
45 = -4 + 7x

Solving
45 = -4 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
45 + -7x = -4 + 7x + -7x

Combine like terms: 7x + -7x = 0
45 + -7x = -4 + 0
45 + -7x = -4

Add '-45' to each side of the equation.
45 + -45 + -7x = -4 + -45

Combine like terms: 45 + -45 = 0
0 + -7x = -4 + -45
-7x = -4 + -45

Combine like terms: -4 + -45 = -49
-7x = -49

Divide each side by '-7'.
x = 7

Simplifying
x = 7

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