70-(10+x)=3(10)

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Solution for 70-(10+x)=3(10) equation:


Simplifying
70 + -1(10 + x) = 3(10)
70 + (10 * -1 + x * -1) = 3(10)
70 + (-10 + -1x) = 3(10)

Combine like terms: 70 + -10 = 60
60 + -1x = 3(10)

Multiply 3 * 10
60 + -1x = 30

Solving
60 + -1x = 30

Solving for variable 'x'.

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

Add '-60' to each side of the equation.
60 + -60 + -1x = 30 + -60

Combine like terms: 60 + -60 = 0
0 + -1x = 30 + -60
-1x = 30 + -60

Combine like terms: 30 + -60 = -30
-1x = -30

Divide each side by '-1'.
x = 30

Simplifying
x = 30

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