Let James be x years old
Joe = 10 + x
After 8 years
18 + x = 3(x)
18 + x = 3x
18 = 2x
x = 9
Joe is 19
James is 9
Answer:
294 cm²
Step-by-step explanation:
SA=6(s²)
SA=6(7²)
SA=6(49)
SA=294
Slope is 4 (<span> rising 4 units for every unit increase in x-axis, by definition)
y = ax +b
</span>y = 4x +b,
substitiute x=2, y=3 to find b
3=4*2+b
3=8+b
b=-5
So,
y = 4x -5
Answer:
$14.16 for 6 gallons.
Step-by-step explanation:
35.40/15 = 2.36
2.36*6 = 14.16