2x+8y=20 y=2 using substitution method

There are 33 students in the band. There are 6 more fifth grade students than third grade students. There are an equal number of third - and fourth grade students. How many third-grade students are in the band?

2/5x-8=20+3/4x how do i solve this?

Expand and simplify (2x+1) (3x-4)

Scott is selling baseball hats at the store he works at and makes 8% commission on anything he sells. His total sales for one day of work is $760. How much commission does Scott earn from his total sales?

Is 4^12 equivalent to 4^7 x 4^-5

Is the graph of y=3/2x-4 paralel to the graph of y=-3/2x-4

What is the length of a ramp whose rise is 10 feet and slope is 5/12

Paula was standing on top of a cliff 35 feet above sea level. She watched her friend Juan jump from the cliff to a depht of 12 feet into the water. How far apart are the two friends?

3x to the x power plus 1 equals 9

One angle in a triangle measures twice the smallest angle whereas the largest angle is six times the small angle. Find the measures of all three angles.