5x+21(x-4)=150

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Solution for 5x+21(x-4)=150 equation:


Simplifying
5x + 21(x + -4) = 150

Reorder the terms:
5x + 21(-4 + x) = 150
5x + (-4 * 21 + x * 21) = 150
5x + (-84 + 21x) = 150

Reorder the terms:
-84 + 5x + 21x = 150

Combine like terms: 5x + 21x = 26x
-84 + 26x = 150

Solving
-84 + 26x = 150

Solving for variable 'x'.

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

Add '84' to each side of the equation.
-84 + 84 + 26x = 150 + 84

Combine like terms: -84 + 84 = 0
0 + 26x = 150 + 84
26x = 150 + 84

Combine like terms: 150 + 84 = 234
26x = 234

Divide each side by '26'.
x = 9

Simplifying
x = 9

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