Answer:
give me brainlyest
Step-by-step explanation:
0 x i took the quiz
6x-15y=-63
-15x+15y=90
This is because you are multiplying the first equation by a constant of 3 and the second equation by 5 so that you can have -15y and +15y which will cancel each other out.
Answer:
the answer would be option C. I just took the quiz
Step-by-step explanation:
i took the test!!!!!
Answer:
-1, 3
Step-by-step explanation:
3 units up and 3 units to the left should work on 1,-3
Answer:
Associative property
Step-by-step explanation:
Associative property allows you to put parenthesis in a part of the equation. We can only apply associative property on a part with multiplication or addition. If you do it with at an equation with subtraction or division you can change the result and make calculation mistake.
In this question, all of the operation used is multiplication. The result won't change even if you put parenthesis, both will give result of 480
