366101 366101
  • 17-04-2020
  • Mathematics
contestada

Evaluate the expression when a= 4 and b= -7.
-9a+b

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CalculationKidd
CalculationKidd CalculationKidd
  • 17-04-2020

Answer:

-43

Step-by-step explanation:

So first things first you will multiply -9 by 4 and that gives you -36, Next you will add -7 to -36 which gives you -43.

[tex]-9(4)+(-7)\\-36+(-7) \\= -43[/tex]

Hope this helps :D

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choccocakee
choccocakee choccocakee
  • 17-04-2020
We simply just substitute the values into the equation
-9(4)+-7
Which is -43
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