-34+2r=7(r-7)

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Solution for -34+2r=7(r-7) equation:


Simplifying
-34 + 2r = 7(r + -7)

Reorder the terms:
-34 + 2r = 7(-7 + r)
-34 + 2r = (-7 * 7 + r * 7)
-34 + 2r = (-49 + 7r)

Solving
-34 + 2r = -49 + 7r

Solving for variable 'r'.

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

Add '-7r' to each side of the equation.
-34 + 2r + -7r = -49 + 7r + -7r

Combine like terms: 2r + -7r = -5r
-34 + -5r = -49 + 7r + -7r

Combine like terms: 7r + -7r = 0
-34 + -5r = -49 + 0
-34 + -5r = -49

Add '34' to each side of the equation.
-34 + 34 + -5r = -49 + 34

Combine like terms: -34 + 34 = 0
0 + -5r = -49 + 34
-5r = -49 + 34

Combine like terms: -49 + 34 = -15
-5r = -15

Divide each side by '-5'.
r = 3

Simplifying
r = 3

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