Answer:
2(5x - 1) – (2x - 5)
=2(5x−1)−2x+5
=10x−2−2x+5
=(10x−2x)+(−2+5)
=8x+3
Step-by-step explanation:
Answer:
28
Step-by-step explanation:
9-6/3=9-2=7
4*7=28
Answer:
The equations are:


Step-by-step explanation:
Let:


For Tina:

For Doug:

Solving for the price of both items:
We have:
--- (1)
--- (2)
Multiply (2) by 2
2 * (
)
-------------------
--- (3)
Subtract (3) from (1)


----------------------



Solve for P


Substitute 1.25 for P in (2)



Collect Like Terms


Solve for H

