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4-91.

Solve for x: a2x + b2 x + 7 = 3c Homework Help ✎

Isolate the x on the left side by subtracting 7 from both sides.

Factor out an 'x' on the left side.

Divide both sides by x's factor solving for x.

a2x + b2x = 3c − 7

x(a2 + b2) = 3c − 7