Answer:
=19
Step-by-step explanation:
=6÷3+17
=2+17
=19
Answer: -25
Step-by-step explanation:
Answer:

Step-by-step explanation:
<u>Step 1: Set x to -2
</u>




Answer: 
Answer:
20
Step-by-step explanation:
4(2x - 31)=36
4×2x-4×31=36
8x-124=36
8x=36+124
8x=160
x=160/8
x=20
Answer: 
Step-by-step explanation:
Add up both x's and y's and divide them by 2



