Answer: a>-13
Step-by-step explanation:
You are suppose to subtract making it
X+7=13
-7=-7
______
X=6
Answer: C
Step-by-step explanation:
3(x+4y-2)
3x+12y-6
Angles 1 and 2 are adjacent, we know this because they are side by side. Meaning they are adjacent.
Angles 1 and 2 are also complementary because they add up to 90°