book Maths Puzzle Numerical Ability

If you could, please help me with these 2 problems.
The directions says to simplify the variable expressions.
(-14)(-y^2)
and
8(-y^2)^2

Read Solution (Total 0)

book Other Question

(5m+5)=7-2m
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4


I NEED HELP!
what is 2/9 plus 5/6 plus 1/4?