Eric found that about 62% of 80 classmates at school like pop music. However, 70% of his 60 relatives like pop. About how many c
1 answer:
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Answer:
x = 45/7
Step-by-step explanation:
Here, you can more easily see what the fractions look like.
In order to cross-multiply, you have to multiply 5 with 9, and 7 with x.
45 = 7x
Then, you isolate x by dividing 7 on both sides:
45/7 = x
Hope I helped :)