4(x+7)+1(x-28)=28x+644

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Solution for 4(x+7)+1(x-28)=28x+644 equation:


Simplifying
4(x + 7) + 1(x + -28) = 28x + 644

Reorder the terms:
4(7 + x) + 1(x + -28) = 28x + 644
(7 * 4 + x * 4) + 1(x + -28) = 28x + 644
(28 + 4x) + 1(x + -28) = 28x + 644

Reorder the terms:
28 + 4x + 1(-28 + x) = 28x + 644
28 + 4x + (-28 * 1 + x * 1) = 28x + 644
28 + 4x + (-28 + 1x) = 28x + 644

Reorder the terms:
28 + -28 + 4x + 1x = 28x + 644

Combine like terms: 28 + -28 = 0
0 + 4x + 1x = 28x + 644
4x + 1x = 28x + 644

Combine like terms: 4x + 1x = 5x
5x = 28x + 644

Reorder the terms:
5x = 644 + 28x

Solving
5x = 644 + 28x

Solving for variable 'x'.

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

Add '-28x' to each side of the equation.
5x + -28x = 644 + 28x + -28x

Combine like terms: 5x + -28x = -23x
-23x = 644 + 28x + -28x

Combine like terms: 28x + -28x = 0
-23x = 644 + 0
-23x = 644

Divide each side by '-23'.
x = -28

Simplifying
x = -28

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