Answer:
Angle kjm is 56 °
you equate 7x with 3x +16
ie
3x + 16 = 7x
Answer:
x=12
Step-by-step explanation:
ah, those are systems you want one variable to cancel out. I would time the bottom equation by -1 so x cancels then u solve for y. then u plug all back in to solve for x.
