simple solutions pre algebra answer key 114
blems require combining operations and applying inverse operations carefully. Example: 3(x + 4) = 20 Solution Strategy: First, divide both sides by 3: x + 4 = 20 ÷ 3 ≈ 6.67 (or keep as fraction 20/3). Then, subtract 4: x ≈ 6.67 - 4 ≈ 2.67. Using the Answer Key: Check whe