Create an equivalent expression that includes a set of parentheses that make the value of the expression 13. Remember, you can have two or more numbers within the set of parentheses.
1/2 X 12 divided by 2 -2 + 1

Suppose that △ opq is isosceles with base qp . suppose also that m ∠ o = (5x + 43) ° and m ∠ q = (3x + 30) ° . find the degree measure of each angle in the triangle.

Adding and subtracting matricesfind the value of each variable. x = and y = would

Aswimming pool has an input pump for filling the pool and an output pump for emptying the pool. the input pump can fill the pool in 3 hours, and the output pump can drain the pool in 5 hours. as you go to bed, the pool is full, but a neighbor’s kid turns on the output pump. at midnight, you awake to find the pool half empty. immediately, you turn on the input pump, but you are sleepy and forget to turn off the output pump. at what time will the pool become full?