3/7 = a/42. find a
pls say sooon
Answers
Answered by
0
Answer:
18
Step-by-step explanation:
Answered by
15
Answer:
a = 18
Step-by-step explanation:
= 3:7::a:42
7a = 3*42
7a = 126
a = 126/7
a = 18
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