3x+142=10x-5

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Solution for 3x+142=10x-5 equation:


Simplifying
3x + 142 = 10x + -5

Reorder the terms:
142 + 3x = 10x + -5

Reorder the terms:
142 + 3x = -5 + 10x

Solving
142 + 3x = -5 + 10x

Solving for variable 'x'.

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

Add '-10x' to each side of the equation.
142 + 3x + -10x = -5 + 10x + -10x

Combine like terms: 3x + -10x = -7x
142 + -7x = -5 + 10x + -10x

Combine like terms: 10x + -10x = 0
142 + -7x = -5 + 0
142 + -7x = -5

Add '-142' to each side of the equation.
142 + -142 + -7x = -5 + -142

Combine like terms: 142 + -142 = 0
0 + -7x = -5 + -142
-7x = -5 + -142

Combine like terms: -5 + -142 = -147
-7x = -147

Divide each side by '-7'.
x = 21

Simplifying
x = 21

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