A rectangular garden has a length that is modeled by the expression 2x - 7 and a width
of 3x2 + 4x.
Whats the perimeter ?

Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15

What is the value of the discriminant of the quadratic equation -2x = -8x + 8 and what does its value mean about thenumber of real number solutions the equation has?

Avery’s piggy bank has 300 nickels, 450 pennies, and 150 dimes. she randomly picks three coins. each time she picks a coin, she makes a note of it and puts it back into the piggy bank before picking the next coin.