Remember you can do anything to an equation as long as you do it to both sides
x+9=18-2x
add 2x to both sides
2x+x+9=18+2x-2x
3x+9=18+0
3x+9=18
minus 9 both sides
3x+9-9=18-9
3x+0=9
3x=9
divide both sides by 3
(3x)/3=9/3
(3/3)x=3
1x=3
x=3
Answer:
80 inches
Step-by-step explanation:
12 x 7=34
23 x 2=46
34+46=80 inches
Answer:
X=8.6
Step-by-step explanation:
;)
A=3
The equation y=3x goes through both points
Hope I helped
Answer:
if a·b=0, then either a=0 or b=0, or both
Step-by-step explanation:
just answered it on apex :)