dez2160 dez2160
  • 13-09-2019
  • Mathematics
contestada

Evaluate expression using the value given for the variable
7b - 2a, when a = -3 and b = 4

Respuesta :

sarahegaborko
sarahegaborko sarahegaborko
  • 13-09-2019
it would equal 34. all you would do it substitute 4 for b and that’ll be 7(4)-2a and then substitute 4 for a and that would make the entire expression 7(4)-2(-3)
Answer Link
jimrgrant1 jimrgrant1
  • 13-09-2019

Answer:

34

Step-by-step explanation:

Substitute the given values for a and b into the expression

7(4) - 2(- 3) = 28 - (- 6) = 28 + 6 = 34

Answer Link

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