9+6r-7=9r+10-7r

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Solution for 9+6r-7=9r+10-7r equation:


Simplifying
9 + 6r + -7 = 9r + 10 + -7r

Reorder the terms:
9 + -7 + 6r = 9r + 10 + -7r

Combine like terms: 9 + -7 = 2
2 + 6r = 9r + 10 + -7r

Reorder the terms:
2 + 6r = 10 + 9r + -7r

Combine like terms: 9r + -7r = 2r
2 + 6r = 10 + 2r

Solving
2 + 6r = 10 + 2r

Solving for variable 'r'.

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

Add '-2r' to each side of the equation.
2 + 6r + -2r = 10 + 2r + -2r

Combine like terms: 6r + -2r = 4r
2 + 4r = 10 + 2r + -2r

Combine like terms: 2r + -2r = 0
2 + 4r = 10 + 0
2 + 4r = 10

Add '-2' to each side of the equation.
2 + -2 + 4r = 10 + -2

Combine like terms: 2 + -2 = 0
0 + 4r = 10 + -2
4r = 10 + -2

Combine like terms: 10 + -2 = 8
4r = 8

Divide each side by '4'.
r = 2

Simplifying
r = 2

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