-3x = 4y is the answer
Because:
-3 (-4) = 4 (-3)
-7 = -12
Answer:
see below
Step-by-step explanation:
Putting each equation in standard form is a good start.
1. Divide the first equation by 2. Divide the second equation by -5.
2. Divide the first equation by 2; multiply the second by -1.
3. Divide the first equation by 2.
4. Divide the first equation by 2.
5. Divide the first equation by 2.