Answer:
B. 1
Step-by-step explanation:
5x + 10 = 15
-10 -10
5x = 5
÷ 5 ÷ 5
x = 1
Answer: add
Answer: acute angle, straight line
8.71428571
do 61 divided by 7. Simple math.
Part A: <em>D,E</em>
Part B:
m°= <em>90°</em>
x°= <em>70°</em>
y°= <em>70°0</em>
z°= <em>110°</em>
