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Simplifying 90(0.30x) = 70(0.50x) Remove parenthesis around (0.30x) 90 * 0.30x = 70(0.50x) Multiply 90 * 0.30 27x = 70(0.50x) Remove parenthesis around (0.50x) 27x = 70 * 0.50x Multiply 70 * 0.50 27x = 35x Solving 27x = 35x Solving for variable 'x'. Move all terms containing x to the left, all other terms to the right. Add '-35x' to each side of the equation. 27x + -35x = 35x + -35x Combine like terms: 27x + -35x = -8x -8x = 35x + -35x Combine like terms: 35x + -35x = 0 -8x = 0 Divide each side by '-8'. x = 0 Simplifying x = 0
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