Answer:
2y +12
Step-by-step explanation:

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Group like terms and simplify

11% the answer is that because 32 +18= 50 then 26+13=39 add 50 and 39 it = 89 then left is 11 so 11%
John decides to reduce a shape one half of its original size. The square that he had originally is 4 x 4. He reduces it so it will be 2×2
Pythagorean Theorem:
a^2 + b^2 = c^2
Since you have the hypotenuse, you can change the equation to find the missing side.
a^2 - c^2 = - b^2
Insert your numbers:
9^2 - 10^2 = -b^2
What do you get?