Math 8th grade

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I NEED THESE IN ALGEBRAIC EXPRESSION!!

The larger of two sums is 12 more than the smaller. Their sum is 84.Find the numbers.

The sum of two numbers is 45. The first is 9 less than the second.Find the numbers.

The second of two numbers is 5 more than twice the first. Their sum is 80.Find the numbers.

  • Math 8th grade -

    x + 12 = 84

    x - 9 = 45

    5 + 2x = 80

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