Question

раскройте скобки
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Answer 1

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Answer 2

2×а+2×5= 2а+10
8×7-8×х=56-8х
12×х+12×у
с×11-9×11=11с-99
8×16+у×16=128+16у
15×4а-15×3=60а-45
7×6а+7×8b=42a+56b
10×2m-10×3u+10×4k=20m-30u+40k
24x×4+17y×4-36z×4=96x+68y-144z