Solve for y
y = \frac{45}{7} = 6\frac{3}{7} \approx 6.428571429
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40=y+6y-5
Multiply 3 and 2 to get 6.
40=7y-5
Combine y and 6y to get 7y.
7y-5=40
Swap sides so that all variable terms are on the left hand side.
7y=40+5
Add 5 to both sides.
7y=45
Add 40 and 5 to get 45.
y=\frac{45}{7}
Divide both sides by 7.
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