Answer:

Step-by-step explanation:

Add
to both sides:


Subtract 2 from both sides:


Divide both side by 2:


Answer:
Step-by-step explanation:
h(g(x))
g(x)= 3x + 1
h(3x + 1) = 4(3x + 1) = 12x + 4
Total bill-$67.95
each friends owes about $16.99
The answer is 2(3x-y)+5(x+2y).