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Simplifying 42 = 14 + 7f Solving 42 = 14 + 7f Solving for variable 'f'. Move all terms containing f to the left, all other terms to the right. Add '-7f' to each side of the equation. 42 + -7f = 14 + 7f + -7f Combine like terms: 7f + -7f = 0 42 + -7f = 14 + 0 42 + -7f = 14 Add '-42' to each side of the equation. 42 + -42 + -7f = 14 + -42 Combine like terms: 42 + -42 = 0 0 + -7f = 14 + -42 -7f = 14 + -42 Combine like terms: 14 + -42 = -28 -7f = -28 Divide each side by '-7'. f = 4 Simplifying f = 4
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