Simplify by combining like terms: -3 + 6x - 18 - 22x *

-21  -16x

Step-by-step explanation:

-3 + 6x - 18 - 22x

Combine like terms

-3 -18     +6x -22x

-21          -16x

answer: 7 x 2/5 = 2.8 hours, is your answer. your welcome! : 3

step-by-step explanation: first work out how long it took to hose 1/7 of the lawn which is 2/5 hours. times that by 7 to get the whole lawn.

sorry i don't know the other answer. i didn't learn what a proportional relationship is.

the image is given below

since the options are not given so we draw it from the equation

the given equation is

y = (x-1) (x+4)

y = y² + 3x - 4

the above equation is a quadratic equation which will have two roots. if we draw the graph for it, it will look like this