(74+20x)=400+30x

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Solution for (74+20x)=400+30x equation:


Simplifying
(74 + 20x) = 400 + 30x

Remove parenthesis around (74 + 20x)
74 + 20x = 400 + 30x

Solving
74 + 20x = 400 + 30x

Solving for variable 'x'.

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

Add '-30x' to each side of the equation.
74 + 20x + -30x = 400 + 30x + -30x

Combine like terms: 20x + -30x = -10x
74 + -10x = 400 + 30x + -30x

Combine like terms: 30x + -30x = 0
74 + -10x = 400 + 0
74 + -10x = 400

Add '-74' to each side of the equation.
74 + -74 + -10x = 400 + -74

Combine like terms: 74 + -74 = 0
0 + -10x = 400 + -74
-10x = 400 + -74

Combine like terms: 400 + -74 = 326
-10x = 326

Divide each side by '-10'.
x = -32.6

Simplifying
x = -32.6

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