Answer:
1)v=-2/45 2)y=-6.31
Step-by-step explanation:
1) -9/4v+4/5=7/8
-9(10)v+4(8)=7(5)
-90v+32=35
-90v=4
v=-4/90
v=-2/45
2)7.3y-5.81=-51.9
7.3y=-51.9+5.81
7.3y=-46.09
y=-6.31
v= - 1/30 y=1.421
