Answer:
144
Step-by-step explanation:
angle A + angle B = 180 (supplementary angle)
A = 4B
4b+b=180
5b=180
Divide 5 on both sides to get b=36
180-36= measure of angle A
180-36=144
Answer:
7
Step-by-step explanation:
|-16+9|
Calculate the number inside the absolute value
|-7|
Now take the absolute value
7
Answer:
Step-by-step explanation:
2x + 8y = 19
5x + 7y = 15
Could just be used as a variable.
Answer:
44
Step-by-step explanation:
because yea