Answer:
Step-by-step explanation:
4/30 ÷ 7/48
=4/30 * 48/7
=4/15*24/7
=96/105
Answer:
(3/4,5/2)
Explanation:
Solve for the first variable in one of the equations, then substitute the result into the other equation.
First step: (simplify) y+9+7y+63, Second step: (combine) 8y+72
