A2) 7x=112

E7) n÷3=15

I need to finish my homework or my teacher will do this thing called 'Hanging with Hockenberry' It's basically a lunch detention.

6 answers

This is pretty basic algebra. I'll be glad to check your answers.
E7) n÷3=15
n÷3⋅3=15⋅3
n=45

Work: n÷3=15
45÷3=15
15=15
A2) 7x=112
7x÷7=112÷7
x=16

Work:
7x=112
16⋅7=112
112=112
Right!!
Yay! Thank you so much!!
You're welcome.