Answer:
3x=x+30
2x=30
x=15
3(15)=45
15+30=45
45 for both
hope that answers your question
Step-by-step explanation:
3/4 changed to 6/8 makes it a 7/8 when adding making this most simplified into 7/8
Answer:
its D
Step-by-step explanation:
871 miles ........... 13 hours
469 miles ............x hours
x = 469×13/871 = 7 hours
Answer:
The correct option is b.
Step-by-step explanation:
To find the number of solutions, we need to solve the equation:

Let's group all the "x" on the equation.
Now, let's solve for "x".
Therefore, the equation has one solution. The correct option is b.
I hope it helps you!