Answer:
a=120
b=240
Step-by-step explanation:
if x=12
a=5×2×2×2(x-5)
5×2=10×2×2=40
40(x-5) 40x-200
200=40×\40x=5
b=2×10×12=240
a=120
b=240
Answer:
vertical line
Step-by-step explanation:
x = -9 means the x value does not change, but the y value can change
This is a vertical line
Answer: 4.5
Step-by-step explanation:
Hope this helps later ask me if i was wrong or right.
Hello :
<span>x² – 14x + 49 =( x² -2(7)x+7²)-7²+49
</span>x² – 14x + 49 = (x-7)²....(answer 2)
Answer:
6/20
Step-by-step explanation:
20 marbles 6 are blue.