100=-3(3+5x)+4

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Solution for 100=-3(3+5x)+4 equation:


Simplifying
100 = -3(3 + 5x) + 4
100 = (3 * -3 + 5x * -3) + 4
100 = (-9 + -15x) + 4

Reorder the terms:
100 = -9 + 4 + -15x

Combine like terms: -9 + 4 = -5
100 = -5 + -15x

Solving
100 = -5 + -15x

Solving for variable 'x'.

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

Add '15x' to each side of the equation.
100 + 15x = -5 + -15x + 15x

Combine like terms: -15x + 15x = 0
100 + 15x = -5 + 0
100 + 15x = -5

Add '-100' to each side of the equation.
100 + -100 + 15x = -5 + -100

Combine like terms: 100 + -100 = 0
0 + 15x = -5 + -100
15x = -5 + -100

Combine like terms: -5 + -100 = -105
15x = -105

Divide each side by '15'.
x = -7

Simplifying
x = -7

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