Answer:
2 + (3 + 4) = (2 + 3) + 4 ⇒2+7 = 5+4.
Step-by-step explanation:
No they are not square congruent because it goes 3 units down
Answer:

Step-by-step explanation:


This is because we subtract 456 from each side.

We then divide the whole equation by <em>x</em> .

Adding 50 to both sides gives us <em>x</em> by itself, hope this helps :D
Answer:
(6,-1)
Solve for the first varible in one of the equations, then subsititue the other equation.