-3x+4(5x-9)=100

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Solution for -3x+4(5x-9)=100 equation:


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

Reorder the terms:
-3x + 4(-9 + 5x) = 100
-3x + (-9 * 4 + 5x * 4) = 100
-3x + (-36 + 20x) = 100

Reorder the terms:
-36 + -3x + 20x = 100

Combine like terms: -3x + 20x = 17x
-36 + 17x = 100

Solving
-36 + 17x = 100

Solving for variable 'x'.

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

Add '36' to each side of the equation.
-36 + 36 + 17x = 100 + 36

Combine like terms: -36 + 36 = 0
0 + 17x = 100 + 36
17x = 100 + 36

Combine like terms: 100 + 36 = 136
17x = 136

Divide each side by '17'.
x = 8

Simplifying
x = 8

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