7) y = 5x + 3, y = 2x + 21

What is the equal value method for this equation?

What's the answer for 3.4a=57.8

One way in which elements differ from each other is the structure of the electron cloud in each element's atoms. In an electron cloud, an electron that is farther away from the nucleus has a greater charge than an electron near the nucleus.

6 x 1 x 5 x 1/10 as a decimal

A copy machine makes 36 copies per minute. how many copies does it make in 3 minutes and 45 seconds

Prime factorization of 240 in expanded form

Larry is renting an apartment that will cost r dollars per month. He must pay a $100 application fee and a $25 credit report fee. His security deposit is two month's rent, and he must also pay the last month's rent upon signing the lease.

Given the binomials (x - 3), (x - 1), (x + 2), and (x + 3), which one is a factor of f (x) = 2x3 + 3x2 - 2x - 3? (x - 3) (x - 1) (x + 2) (x + 3)

5y + 6z2 - y3; y=4 z=5 (I can't input exponents; the 2 in 6z2 is an exponent, and the 3 in y3 is, too.)

12 for charity walk 3 miles how much did his cousin pay per mile

What is 5x-2=48 what is the x