30x+540=70x+42

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Solution for 30x+540=70x+42 equation:


Simplifying
30x + 540 = 70x + 42

Reorder the terms:
540 + 30x = 70x + 42

Reorder the terms:
540 + 30x = 42 + 70x

Solving
540 + 30x = 42 + 70x

Solving for variable 'x'.

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

Add '-70x' to each side of the equation.
540 + 30x + -70x = 42 + 70x + -70x

Combine like terms: 30x + -70x = -40x
540 + -40x = 42 + 70x + -70x

Combine like terms: 70x + -70x = 0
540 + -40x = 42 + 0
540 + -40x = 42

Add '-540' to each side of the equation.
540 + -540 + -40x = 42 + -540

Combine like terms: 540 + -540 = 0
0 + -40x = 42 + -540
-40x = 42 + -540

Combine like terms: 42 + -540 = -498
-40x = -498

Divide each side by '-40'.
x = 12.45

Simplifying
x = 12.45

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