140=7x+4x+3x

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Solution for 140=7x+4x+3x equation:


Simplifying
140 = 7x + 4x + 3x

Combine like terms: 7x + 4x = 11x
140 = 11x + 3x

Combine like terms: 11x + 3x = 14x
140 = 14x

Solving
140 = 14x

Solving for variable 'x'.

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

Add '-14x' to each side of the equation.
140 + -14x = 14x + -14x

Combine like terms: 14x + -14x = 0
140 + -14x = 0

Add '-140' to each side of the equation.
140 + -140 + -14x = 0 + -140

Combine like terms: 140 + -140 = 0
0 + -14x = 0 + -140
-14x = 0 + -140

Combine like terms: 0 + -140 = -140
-14x = -140

Divide each side by '-14'.
x = 10

Simplifying
x = 10

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