Answer:
x= 3/2 or 1.5
Step-by-step explanation:
First of all, you can take out the parenthesis because 8x is subtracting 2x-3.
8x-2x-3=12
6x-3=12
+3 +3
6x= 15
6x/6= 15/6
x= 3/2 or 1.5
Hope this helps!
Answer:
the system of equation has infinite solution
Step-by-step explanation:
, 
Solve the first equation for x_2
Subtract 5x1 on both sides
Now substitute -5x1 on second equation
0=0
So the system of equation has infinite solution
Answer:
11x
Step-by-step explanation:
They have the same variable so just add the two numbers
Answer: 15.55 miles
Step-by-step explanation:
in 3 days, Samuel ran 8+4.25+3.3=15.55 miles
Answer:
- Francesca: 2879 1/6 miles
- Sophia: 575 5/6 miles
Step-by-step explanation:
For each mile that Sophia ran, Francesca ran 5 miles. Then Sophia ran 1/6 of their total. Sophia ran ...
(1/6)(3455) = 575 5/6 miles
Francesca ran the remaining miles:
3455 -575 5/6 = 2879 1/6 miles
