7r-(-35)=42

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Solution for 7r-(-35)=42 equation: 


Simplifying
7r + -1(-35) = 42

Multiply -1 * -35
7r + 35 = 42

Reorder the terms:
35 + 7r = 42

Solving
35 + 7r = 42

Solving for variable 'r'.

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

Add '-35' to each side of the equation.
35 + -35 + 7r = 42 + -35

Combine like terms: 35 + -35 = 0
0 + 7r = 42 + -35
7r = 42 + -35

Combine like terms: 42 + -35 = 7
7r = 7

Divide each side by '7'.
r = 1

Simplifying
r = 1

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