Answer:
c
Step-by-step explanation:
1/2 + 3/18 = 9/18 + 3/18 = 12/18 = 2/3
3/45 + 6/50 = 1/15 + 3/25 = 5/75 + 9/75 = 14/75
A)I=PTR/100 b)i)T=I*100/PR ii)R=I*100/PT iii)P=I*100/TR
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b - 10 = 7
Take 10 to the other side.
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b = 17
Multiply by 4 to isolate b
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b × 4 = 17 × 4
4 and 4 cancels out
b = 68