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Simplifying
-847 = -7q2
Solving
-847 = -7q2
Solving for variable 'q'.
Move all terms containing q to the left, all other terms to the right.
Add '7q2' to each side of the equation.
-847 + 7q2 = -7q2 + 7q2
Combine like terms: -7q2 + 7q2 = 0
-847 + 7q2 = 0
Add '847' to each side of the equation.
-847 + 847 + 7q2 = 0 + 847
Combine like terms: -847 + 847 = 0
0 + 7q2 = 0 + 847
7q2 = 0 + 847
Combine like terms: 0 + 847 = 847
7q2 = 847
Divide each side by '7'.
q2 = 121
Simplifying
q2 = 121
Take the square root of each side:
q = {-11, 11}
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