Answer:
Step-by-step explanation:

Answer:In the graph you need to use quradrant 4
Step-by-step explanation:
no need
Answer:
Step-by-step explanation:
first one: w-8 =5
reverse it- 8+5= 13 so 13-8= 5
second one: 5x-2
2x-2+3x << group together the x's
2x+3x=5x and you'll end up with 5x-2
last one: r/5=-9
again, reverse it- -9 x 5 = -45
a negative times a positive = a negative
Answer:
2.133333
Step-by-step explanation:
He didn't simplify it