Answer:
($3.90)(12) - (2)($3.90) = 39.00
39.00/12 = 3.25 per pretzel
Step-by-step explanation:
Answer:
11 marbles
Step-by-step explanation:
Let x = no. of marbles-Alex
3x = no. of marbles-Billie
3x - 9 = no. of marbles-Chris
x + 3x + 3x - 9 = 68
7x - 9 = 68
7x = 77
x = 11
Answer:
5,500,000 = (5 x 100000000) + (0 x 10000000) + (5 x 1000000) + (0 x 100000) + (0 x 10000) + (0 x 1000) + (0 x 100) + (0 x 10) + (0 x 1)
Step-by-step explanation:
Answer:
x = 14.25
Step-by-step explanation:
7(x-9)=3(x-2)
Follow the distributive property
7x - 63 = 3x - 6
Add 63 to both sides
7x = 3x + 57
Subtract 3x from both sides
4x = 57
Divide both sides by 4
x = 14.25