Answer:
Sorry idk
Step-by-step explanation:
337.5
50÷2 = 25
75÷2 = 25
13.5×25 = 337.5
Y= 9/22
this is what I got
y=5x-7
-3x-2y=-12
-3x-2(5x-7)=-12
-3x-10x+14=-12
-13x+14=-12
-13x=-26
y=5x-7+5x2-7=10-7=3