dbajada6
dbajada6 dbajada6
  • 02-05-2020
  • Mathematics
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Ten less than half of what number is 30?

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wegnerkolmp2741o
wegnerkolmp2741o wegnerkolmp2741o
  • 02-05-2020

Answer:

x = 80

Step-by-step explanation:

Let x be the unknown number

1/2 x - 10 = 30

Add 10 to each side

1/2x -10+10 = 30+10

1/2x = 40

Multiply each side by 2

1/2x * 2 = 40*2

x = 80

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