Answer:
x=17
Step-by-step explanation:Get everything to one side by using addition and subtraction and combine like terms. Once you have that set it equal to zero and put the b in Mx+b on the other side then divide it by m and you’ll have x
The ratio is 4:3:1
let the ratio be 4x:3x:x
according to the question,4x+3x+x=40
8x=40
x=5
therefore amount of gravel=x*4=5*4=20

amount of sand=5*3=15

amount of cement=5*1=5
Answer:
0.44
Step-by-step explanation:
im pretty sure it is 0.44 because of the division.
Answer:
A. 66
Step-by-step explanation:
Team A scored:
78+66=144
78-66=12 so Team A scored 12 fewer points than Team B
Answer:
628 hope it helps
Step-by-step explanation: