5(4s+7) =155
work out s
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Answered by
0
Answer:
5(4s) + 5(7) = 155
20s + 35 = 155
20s = 155 - 35
20s = 20
s = 20 / 20
s = 1
Answered by
0
Answer:
5(4s+7)=155
20s+35=155
2s=155-35
2s=120
s=60
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