Hello!
let's make the following solution:
we eliminate the parentheses and change the signs
we eliminate the opposite numbers

so:



ps: the answer is correct, the question was poorly worked out with the wrong feedback.
__________________________
I Hope this helps, greetings ... DexteR! =)
Answer:
-2t + 1400
Step-by-step explanation:
If t represents the number of hours Lamar worked as a tutor, the number of hours he worked as a waiter can be represented by 100 - t.
Create an equation to represent the situation:
12t + 14(100 - t) = total earned
Simplify:
12t + 1400 - 14t = total earned
-2t + 1400 = total earned
So, the expression for the amount he earned is -2t + 1400
Answer:
8000 i think
200*360/1/9=8000
Step-by-step explanation:
Answer:
is this for a test?
Step-by-step explanation: