Answer:
x=15
Step-by-step explanation:
If x is 3 and y is 21, then that means that y is 7 times the value of x (21/3=7), or y=7x.
If y is 105, then 105=7x
105=7x
105/7=x
15=x
Answer:
6
Step-by-step explanation:
Since RQ bisects WRV, WRQ = QRV, 48=7y+6. 48-6=42, leaving 42=7y. 42/7=6.
Answer:
2/7
Step-by-step explanation:
red marbles(R)=3
white marbles (W)=4
total marbles =7
possibility of both white marbles =2/7
Answer:
y = 1/2x + 4
Step-by-step explanation:
Answer:
1) 32/7
2) 7/5
3) 13/4
4) 32/15
5) 19/2
6) 57/14
Step-by-step explanation:
Use a calculator and/or multiple the coefficients with the value of the denominator then add it to the numerator and multiply.