Answer:
Step-by-step explanation:
9+10=19.
Replace the 0 in the ten with the 9.
Answer:

Step-by-step explanation:
<u>Step 1: Multiply inside the parenthesis
</u>


<u>Step 2: Multiply
</u>
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Answer: 
Answer:
yes you did that correctly
Answer:
a. (5x-2)-(2x+1)
b. 3x-3
c.39
Step-by-step explanation:
Answer:
y=23x+4
Step-by-step explanation: