Answer:
106
Step-by-step explanation:
1272/21
Answer:
I simplify it and got 5x^2+z+6
Step-by-step explanation:
(4x2 – 2x+8)+(x² + 3x - 2)v=5x^2+z+6
Answer:
Step-by-step explanation:
let the number of dimes=x
and number of quarters=y
x=2y
0.10 x+0.25 y=2.25
or 10x+25y=225
divide by 5
2x+5y=45
2 ×2y+5y=45
4y+5y=45
9y=45
y=45/9=5
x=2y=2×5=10
Hence dimes=10
quarters=5
Pedro can ride his bike at 28 miles per hour
