_____ + 15 − 15 = 21
help mee
2 answers:
Answer:
x = 21
Step-by-step explanation:
x + 15 - 15 = 21
+ 15 and - 15 cancel out
So x = 21
Let's solve the longer way
x + 15 - 15 = 21
x + 15 = 21 + 15 . (adding 15 to both sides)
x = 21 (Subtracting 15 from both sides)
If my answer is incorrect, pls correct me!
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-Chetan K
Answer:
The answer that goes into the blank is 21
Step-by-step explanation:
15-15 is 0, so 21+15= 36-15=21
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