70-2x=210-42x

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Solution for 70-2x=210-42x equation:


Simplifying
70 + -2x = 210 + -42x

Solving
70 + -2x = 210 + -42x

Solving for variable 'x'.

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

Add '42x' to each side of the equation.
70 + -2x + 42x = 210 + -42x + 42x

Combine like terms: -2x + 42x = 40x
70 + 40x = 210 + -42x + 42x

Combine like terms: -42x + 42x = 0
70 + 40x = 210 + 0
70 + 40x = 210

Add '-70' to each side of the equation.
70 + -70 + 40x = 210 + -70

Combine like terms: 70 + -70 = 0
0 + 40x = 210 + -70
40x = 210 + -70

Combine like terms: 210 + -70 = 140
40x = 140

Divide each side by '40'.
x = 3.5

Simplifying
x = 3.5

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