What are two lines in the same plane that intersect at right angles?

How many solutions does an equation have when the variable adds out and the final sentence is true?

Find the least common denominator 1/8 17/18 1/16 9/14

Mai earns $7 pre hour of mowing lawns she also earns $14 for hauling away bags of recyclables. Prius earns 8.40 ever hour she babysits. When will the have the same amount

Alex is thinking of a double fact. The sum is greater than the sum of 7+7 but less than the sum of 8+9. What fact is Alex thinking of?

If Kevin wants a 90 average in math after 5 tests and his first 4 tests are 76, 92, 89 and 97 what does he need on the fifth test for a 90 average?

During February Kevin water his IVy every third day and water his Cactus every fifth day well Kevin water both plants together again in February explain

Charlie gathers apples, pears, and plums. The numbers of apples and plums are 10-partners. There are the same number of apples and pears. How many pieces of fruit can Charlie gather? How do you show the work?

What is the greatest common factor (gcf) of the numerator and denominator in the rational expression below? 7x+14/2x^2+x-6 a. - 6 b. 7 c. x+2 d. 2x-3

A parallelogram with an area of 160.5 in has the height of measures 7.5 in find the length of the base

Solve for y 2x + y = 7 6x + 9 = 9y - 2x