10+7q-3r+2q-r=

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Solution for 10+7q-3r+2q-r= equation:


Simplifying
10 + 7q + -3r + 2q + -1r = 0

Reorder the terms:
10 + 7q + 2q + -3r + -1r = 0

Combine like terms: 7q + 2q = 9q
10 + 9q + -3r + -1r = 0

Combine like terms: -3r + -1r = -4r
10 + 9q + -4r = 0

Solving
10 + 9q + -4r = 0

Solving for variable 'q'.

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

Add '-10' to each side of the equation.
10 + 9q + -10 + -4r = 0 + -10

Reorder the terms:
10 + -10 + 9q + -4r = 0 + -10

Combine like terms: 10 + -10 = 0
0 + 9q + -4r = 0 + -10
9q + -4r = 0 + -10

Combine like terms: 0 + -10 = -10
9q + -4r = -10

Add '4r' to each side of the equation.
9q + -4r + 4r = -10 + 4r

Combine like terms: -4r + 4r = 0
9q + 0 = -10 + 4r
9q = -10 + 4r

Divide each side by '9'.
q = -1.111111111 + 0.4444444444r

Simplifying
q = -1.111111111 + 0.4444444444r

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