exam Maths Puzzle Numerical Ability

What is y+3y+8y+2 and I got to show my work.

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exam Other Question

I need help again with another problem. setting up an equation and solving by factoring. thank you

problem:
Yolanda's rectangular living room is 2ft longer than it is wide, and
Solve the system by graphing.
3x - y = 1
3x - y = 2