Mathematics: In last year’s graduating class, there were 30 more boys than girls. there were a total of 180 graduates. how many boys are in the class? how many girls are in the class?

In last year’s graduating class, there were 30 more

jrcspiderman2003

04.01.2022

subtract the difference first:

180-30 =150

divide that by 2 = 150/2 =75

so there were 75 girls

and 75+30 = 105 boys

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lilquongohard

21.11.2020

Do you have an example?

it probably means to tell you to make I the main subject of the whole equation.

e.g. I = 2y + x^2 - x^3

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