Answer:
in slope intercept form: y=3x+3
in point slope form: y-6=3(x-1)
Step-by-step explanation:
I'm not sure which form u need so i wrote both, I hope this helps.
I am assuming you wrote the problem wrong. Is it a^2?
A^2 -4A-21=0
(A-7)(A+3)=0
A=7 A=-3, ignore the negative number because it doesn't make sense if you plug in for a.
length=a+3=7+3=10
Width=7=a
you showed no diagram or any picture / screenshot
Answer:
the largest is 620cm the next is 4.4 dam and the smallest is 0.52 km
Answer:
x-7>0
Straight answer: x-7
Step-by-step explanation:
Assuming that the timber is X cm long and 7cm was cut off, there remaining amount is x - 7cm. In order for 7cm to be cut off, the timber must have been > 7cm long => x > 7 => x - 7 > 0