The would get a 60%. To find this you need to divide 18/30.
Let x be one number and y be the other.
#1 - Set up a system of equations.
4x = y
x + y = 45
#2 - Solve the system by substitution.
x + (4x) = 45
5x = 45
x = 9
(9) + y = 45
y = 36
Answer:
each time the numbers are being multiplied by 10
Step-by-step explanation:
1 × 10 = 10
10 × 10 = 100
100 × 10 = 1,000
hope this helps :)
Me neither. I used to know, good luck!
Then one pencil costs about 2.14 cents.
<span>Entonces un lápiz cuesta alrededor de 2.14 centavos.</span>