You would do 157.5/35 to find how much gas she needs
157/35=4.5
She'll need 4.5gallons of gas
Use photo math app it will help you
The second one 1.7 = 17/10
-0.048 = -6/125
98% = 98/100= 49/50
2X^2+22x+318=1270
2x^2+22x-952=0
x^2+11x-476=0
(x+28)(x-17)=0
x=17
When x = -3 y = -5
When x = -1 y = -1
When x = 0 y = 1
When x = 2 y = 5
