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Simplifying 7(42x) = 28(4x) Remove parenthesis around (42x) 7 * 42x = 28(4x) Multiply 7 * 42 294x = 28(4x) Remove parenthesis around (4x) 294x = 28 * 4x Multiply 28 * 4 294x = 112x Solving 294x = 112x Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-112x' to each side of the equation. 294x + -112x = 112x + -112x Combine like terms: 294x + -112x = 182x 182x = 112x + -112x Combine like terms: 112x + -112x = 0 182x = 0 Divide each side by '182'. x = 0 Simplifying x = 0
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