All you need to do to solve this is multiply 2 to both sides. This will cancel out 2 from the denominator and isolate x...
2(
) = -7 * 2
x = -14
Hope this helped!
~Just a girl in love with Shawn Mendes
I wrote out the steps on the attached slide. I hope I'm able to help you, Sweetie.
She sold 25 t-shirts cuz she made $75 and spent $25 which means she sold $100 worth of shirts which divided by $4 a piece is 25 t-shirts.