Answer:
Explanation:
1) 3.78w + 0.21 + 1.05w = 4.83 + 0.21
2) 3.6w +0.2 - 1.05w = 2.55w + 0.2
3) (3.6w +0.2) (1.05) = 3.6w * 1.05 + 0.2 * 1.05 = 3.78w + 0.210
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