W=L+2
A=48=L*W
48=L*(L+2)
48=L^2+L*2
0=L^2+L*2-48
L1=6
L2=-8 (can't be used since it's negative)
Lenght=6
Width=8
Answer:
34 times 70
Step-by-step explanation:
Answer:
total 3 roots,
How do I know?:
put this function in graphing calculator
And if you don't have a graphing calculator, then calculate it out bu yourself:
(x + 1)(x − 1)(x − 7) = 0
if i'm correct n= 1 if you need a explanation let me know
Answer:
i don't have signs so bare with me x is less than -3
Step-by-step explanation:
move the constant to the right and you change the sign
you add 8+13 once your done with that
than you divide both sides by -7 and flip the inequality sign
hope this helps