4+4r-3=9r+7-3r

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Solution for 4+4r-3=9r+7-3r equation:


Simplifying
4 + 4r + -3 = 9r + 7 + -3r

Reorder the terms:
4 + -3 + 4r = 9r + 7 + -3r

Combine like terms: 4 + -3 = 1
1 + 4r = 9r + 7 + -3r

Reorder the terms:
1 + 4r = 7 + 9r + -3r

Combine like terms: 9r + -3r = 6r
1 + 4r = 7 + 6r

Solving
1 + 4r = 7 + 6r

Solving for variable 'r'.

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

Add '-6r' to each side of the equation.
1 + 4r + -6r = 7 + 6r + -6r

Combine like terms: 4r + -6r = -2r
1 + -2r = 7 + 6r + -6r

Combine like terms: 6r + -6r = 0
1 + -2r = 7 + 0
1 + -2r = 7

Add '-1' to each side of the equation.
1 + -1 + -2r = 7 + -1

Combine like terms: 1 + -1 = 0
0 + -2r = 7 + -1
-2r = 7 + -1

Combine like terms: 7 + -1 = 6
-2r = 6

Divide each side by '-2'.
r = -3

Simplifying
r = -3

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