Which expression is equivalent to 13 – (-21)?
2 answers:
Answer:
13 + 21 = 34
Step-by-step explanation:
Two like signs become a positive sign, therefore minus a negative number become a plus.
Answer:
Step-by-step explanation:
13 + 21 = 34
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Answer:
<u>Equation:
</u>x = hours
2.50x + 3.00 = ?
<u>Solving the Equation:
</u>2.50 times 6 = 15
15 + 3 = 18
The cost is $18.00
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Answer:1700
Step-by-step explanation:
Answer:
1/2x plus -2
Step-by-step explanation:
Answer:
Step-by-step explanation:
B, y=5x
Answer:
5.38
Step-by-step explanation:
- 145.4 - 140.02 = 5.38
