Answer:
Step-by-step explanation:
xy=xu-yu
50-30=20
xy = 20 xu=50 yu=30 xz =?
xy/yu = xz/zu
20/30 =
i think the question needs more information u have to send the photo
it should be like this
Answer:
the answer is Solve for the first variable in one of the equations, then substitute the result into the other equation.
Point Form:
(−17/2, -7)
Equation Form:x=-17/2 y=-7
Hope it helps with your work