Answer:
8x² + 6xy - 4
Step-by-step explanation:
(5x² + 4xy - 7) + (3x² + 2xy + 3) ← remove parenthesis
= 5x² + 4xy - 7 + 3x² + 2xy + 3 ← collect like terms
= 8x² + 6xy - 4
Answer:
The angles are vertical and share the same vertex.
Answer: 12n crisp
Step-by-step explanation: you dont know n so you just put 12 with n next to it indicating 12 times n
Answer:
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
when the arrow is pointing toward the left side that means less than side. When the arrow is pointing towards the right side that means greater than.