Answer:
35
Step-by-step explanation:
5x+6x+13 = 90
x=7
5x=a
5(7)=35
15 packages of you meant to say 2 1/2
The associative property of addition is a property which allows terms in an addition expression to be "switched around." For example, the addition property says that the following two expressions are equal:
Applying this to this problem, we can move the parentheses to cover the 2 + 11 to make a new expression, as shown below:
A new expression could be (2 + 11) + y.
Answer:
Step-by-step explanation:
so basically it would be -5 divided by 1
Answer:
1st angle = 30
2nd angle = 60
3rd angle = 90
Step-by-step explanation:
- let ,1st angle be x , 2nd angle be 2x and 3rd angle be 3x
- x+2x +3x =180
- 6X =180
- x =180/6
- x =30