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Simplifying 30 + 5v = 7v Solving 30 + 5v = 7v Solving for variable 'v'. Move all terms containing v to the left, all other terms to the right. Add '-7v' to each side of the equation. 30 + 5v + -7v = 7v + -7v Combine like terms: 5v + -7v = -2v 30 + -2v = 7v + -7v Combine like terms: 7v + -7v = 0 30 + -2v = 0 Add '-30' to each side of the equation. 30 + -30 + -2v = 0 + -30 Combine like terms: 30 + -30 = 0 0 + -2v = 0 + -30 -2v = 0 + -30 Combine like terms: 0 + -30 = -30 -2v = -30 Divide each side by '-2'. v = 15 Simplifying v = 15
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