7-3=4
9-2=7
4x7=28
Use PEMDAS for order of operations, it will save your life
Parenthesis Exponents Multiply Divide Add Subtract
Multiply and Divide and Add and Subtract can be switched around with each other, but multiply and divide always happens before add and subtract. The reason you add first here is because it is in the parenthesis.
Answer: 3x + 4c + 11
Step-by-step explanation: Combine like terms.
Answer:
59
Step-by-step explanation:
1) so you start with the mean being 72x5=360
2)100+42+87+66=295
3) 360-295=65
(you get the 5 from the amount of numbers there are) P.S sorry if I'm wrong or this doesn't help
Let x be the number of hours ling work on monday.
We know that she worked three more hours on tuesday that in monday, this can be express as :

We also know that in wednesday she worked on more hour than twice the number on mondays, this can be expressed as:

The total number of hours she worked this three days in two more than five the number of hours she worked on monday, this can be express as :

Now , once we have all the expressions we add the expressions of the days and equate them to the total

Now we solve the equation

Therefore , she worked 2 hours on monday.
PLEASE MARK ME AS BRAINLIEST
Answer:
x= -8 and so y=35.....solving equation