The plumber worked for 5 hours because 450-200=250 which gets rid of the initial fee so 250 divided by 50 is 5
Answer:
When you solve systems with two variables and therefore two equations, the ... of any variable is 1, which means you can easily solve for it in terms of the other ... In the substitution method, you use one equation to solve for one variable and ... Look for a variable with a coefficient of 1 … that's how you'll know where to begin.
Step-by-step explanation:
For 15 Hours Of Work, You Will Be Paid $157.50. Just Multiply 10.50 By 15 And You Got Your Answer.
Answer:
35
Step-by-step explanation:
Let me know if I got it right
This will be 3 1/2 divided by 7
which is 1/2 cup each.