exam Maths Puzzle Numerical Ability

Let S = the solution set for x� = 16.
and T=the solution set for x+2 = 16.
List the elements of each set.
a.S �</font> T b. S �</font> T

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exam Other Question

Could someone help out with this one? #80. Work. Henry sold 120 magazine suubscriptions in x+2 days. If he sold at the same rate for another week, then how many magazines did he sell in the extra week?
Thank you. Solve system by elimination
1/2x+3/4y=10
2x-y=8