Answer:
That property would be associative
Step-by-.step explanation:
Because no matter how you change the parentheses in that problem, it would be the same.
-15+7=-8
Adding numbers with different signs makes it subtraction and the answer will have the sign of the bigger number
Answer:

Step-by-step explanation:
The system would be:

And I attached the graph. The system will have 2 solution (The 2 intercepts between the curves)
I’m getting (8 3/10 )
The picture explains more into depth
All three sides of the triangle are the same so youcan set two of the equations equal to each other and solve for x:
4x-10 = 3x +2
Add 10 to each side:
4x = 3x + 12
Subtract 3x from each side:
x = 12