melissamungai69 melissamungai69
  • 23-07-2020
  • Geography
contestada

Find the value of 5a - 3b when a = 7 and b = -2.​

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CHERLYNnotCHERRY
CHERLYNnotCHERRY CHERLYNnotCHERRY
  • 23-07-2020

Answer:

The answer is 41.

Explanation:

You have to substitute the values of x and y into the expressions :

[tex]5a - 3b[/tex]

[tex]let \: a = 7 \\ let \: b = - 2[/tex]

[tex]5(7) - 3( - 2)[/tex]

[tex] = 35 + 6[/tex]

[tex] = 41[/tex]

Answer Link
osaremen
osaremen osaremen
  • 23-07-2020
Answer
41

Explanation
5a - 3b
:. a=7 and b=-2
5(7) - 3(-2)
=35+6
=41
Answer Link

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