Final Answer: 
Steps/Reasons/Explanation:
Question: Solve
.
<u>Step 1</u>: Collect like terms.

<u>Step 2</u>: Simplify.

~I hope I helped you :)~
Answer:
ask your teacher
Step-by-step explanation:
lamo
Do you have a picture of the question
Answer:
19
Step-by-step explanation:
straight line=180°
180-123=57
57/3=19
19*3=57
Answer:
40
Step-by-step explanation:
5 + 2 = 7
56 ÷ 7 = 8
8 × 5 = 40