Answer:
B
Step-by-step explanation:
A number increased by 7 means, 7 was added to the number and the result is 15
I think x will be 22( i know im not smart)
Answer:
Two angles are called complementary if their measures add to 90 degrees, and called supplementary if their measures add to 180 degrees. ... For example, a 50-degree angle and a 40-degree angle are complementary; a 60-degree angle and a 120-degree angle are supplementary