# Translate the ff. sentences into mathematical equation. 1.) the sum of two number is 9. 2.) The difference of two number is 78

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by Aba16

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by Aba16

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Let x be the first number and y be the second number

a. x+y = 9

b. x-y = 78

a. x+y = 9

b. x-y = 78

Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.

The sum of two numbers is 9.2

_ + _ = 9.2 or

x + y = 9.2

With numbers:

4.2 + 4.2 = 9.2

The difference of two numbers is 78

_ - _ = 78 or

x - y = 78

With numbers:

117 - 39 = 38

Legend:

x = first num.

y = second num.

_ + _ = 9.2 or

x + y = 9.2

With numbers:

4.2 + 4.2 = 9.2

The difference of two numbers is 78

_ - _ = 78 or

x - y = 78

With numbers:

117 - 39 = 38

Legend:

x = first num.

y = second num.