(7x-40)=30

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Solution for (7x-40)=30 equation:


Simplifying
(7x + -40) = 30

Reorder the terms:
(-40 + 7x) = 30

Remove parenthesis around (-40 + 7x)
-40 + 7x = 30

Solving
-40 + 7x = 30

Solving for variable 'x'.

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

Add '40' to each side of the equation.
-40 + 40 + 7x = 30 + 40

Combine like terms: -40 + 40 = 0
0 + 7x = 30 + 40
7x = 30 + 40

Combine like terms: 30 + 40 = 70
7x = 70

Divide each side by '7'.
x = 10

Simplifying
x = 10

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