Use addition to solve the linear system of equations.
{y=-3x+x
{y=2x-4

Ajar of gumballs contains 4 reds, 2 greens, and 6 blues. what is the probability of getting two blues in a row without replacement?

Miguel’s teacher asks him to color 4/8 of his grid. he must use 3 colors: red, blue, and green. there must be more green sections than red sections. how can miguel color all the sections of his grid to follow all the rules

You paid 28.00 for 8 gallons of gasoline. how much would you pay for 15 gallons of gasoline?