Answer:
x=<3
Step-by-step explanation:
explanation in the pic!
X + 12 = 20
x + 12 -12 = 20 -12
x = 8
Answer- (5x-1)(2x+1)
let me know if you need to see work
Answer:
V = 486, or approx. 1,526.814
Step-by-step explanation:
V = *r²*(h/3)
plug in the numbers: V = * (9)² * (18/3)
simplify: V = * 81 * 6
simplify: V = 486, or approx. 1,526.814
It would be (rounded) 5
Because
31 / 6.15 = 5.04065
Hope this helped
Have a great day/night