What are factors of 17 i'm trying to make 17\18 in simplest form can it go simpler or what is it already in simplest form ! ?

Use the elimination method to solve the system of equations -x+5y=-4 and 4x+3y=16

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?

Which expressions are equivalent to -7+3(-4e-3)? choose all answers that apply: choose all answers that apply: a -4(3e+4)? 4(3e+4) b 12e12e c none of the above