Answer:
x = 35 - y / 15
Step-by-step explanation:
3x + 1/5y = 7
3x + 1/5y - 1/5y = 7 - 1/5y
3x = 7 - 1/5y
3x/3 = 7/3 - 1/5y / 3
Answer
y=35-15x
Step by step
Subtract 3x from both sides
1/5y=7-3x
Divide by 1/5 (times by the reciprocal wich is 5)
