Answer:
It would be -4x +9x
Step-by-step explanation:
-4 +9 is 5 so they combine since they are like terms. Therefore the coefficient would be 5.
First find the number of girls in her class.
29 student - 21 boys = 8 girls
So, the ratio of girls to boys is:
8 girls:21 boys
Or just:
8:21
answer: 8:21
D=M/V. You just multiply both sides by D to get DV=M, then divide V by both sides.
Answer:
The value of x is 7 cm i think
Step-by-step explanation:
Answer:
$30
Step-by-step explanation:
840/35 = 24 gallons
24*1.25 = 30 dollars
