(6 + 5x)(7x + 3) = 42x + 18 + 35x^2 + 15x = 35x^2 + 57x + 18
Jim's time is 5:50 and John's time is 6:40.
Step-by-step explanation:
x²+ y² -12x - 18y +17 = 0 means : (x²-12x+36)-36+(y²-18y+81)-81-27 =0
(x-6)²+(y-9)² =12²....standard form when the center is (-6 , 9) and radius 12
Volume is 480 cm
surface area is 376
Eight and fifty four hundredths
8 . 5 4
Ones Tenths Hundredths
