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Use mental math to solve the equation. x - 15 = 19
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Use mental math to solve the equation. x - 15 = 19

User Teru
by
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2 Answers

3 votes

Answer: x = 34

Explanation:

Add 19 and 15 in your head. 9 + 5 = 14. Now, add 10 + 10 + 14. This gives 34.

User David Pond
by
4.7k points
5 votes
x - 15 = 19
+ 15
x = 34
User Fozuse
by
4.7k points
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