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Simplifying 4r + 93 = 9r + -47 Reorder the terms: 93 + 4r = 9r + -47 Reorder the terms: 93 + 4r = -47 + 9r Solving 93 + 4r = -47 + 9r Solving for variable 'r'. Move all terms containing r to the left, all other terms to the right. Add '-9r' to each side of the equation. 93 + 4r + -9r = -47 + 9r + -9r Combine like terms: 4r + -9r = -5r 93 + -5r = -47 + 9r + -9r Combine like terms: 9r + -9r = 0 93 + -5r = -47 + 0 93 + -5r = -47 Add '-93' to each side of the equation. 93 + -93 + -5r = -47 + -93 Combine like terms: 93 + -93 = 0 0 + -5r = -47 + -93 -5r = -47 + -93 Combine like terms: -47 + -93 = -140 -5r = -140 Divide each side by '-5'. r = 28 Simplifying r = 28
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