cdismuked28 cdismuked28
  • 01-11-2019
  • Mathematics
contestada

The sum of 4 times a number, and -2, is equal to the sum of 5 times the number, plus 8

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Vimal1
Vimal1 Vimal1
  • 01-11-2019

Answer:

The equation is

Let n represent the number

4n + (-2) = 5n + 8

4n - 2 = 5n + 8

Solve for n

Group like terms

4n - 5n = 8 + 2

-1n = 10

n = 10/-1

n = -10

The number is -10

Answer Link
tycarrionthomas tycarrionthomas
  • 02-11-2019

Answer: (-10,-42)

Step-by-step explanation: First, solve for x. After you solve for x, plug in that value wherever you see x and then solve again. Then you will find y.

Answer Link

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