illianasweg2393
illianasweg2393 illianasweg2393
  • 24-08-2021
  • Mathematics
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If a=5,b=-4 and c=-3,what is the value of 2a-6b+3c?

_____

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VectorFundament120
VectorFundament120 VectorFundament120
  • 24-08-2021

We are given that:

  • a = 5
  • b = -4
  • c = -3

Given the expression:

[tex] \displaystyle \large{2a - 6b + 3c}[/tex]

Evaluate the expression by substituing the given values in.

[tex] \displaystyle \large{2(5)- 6( - 4)+ 3( - 3)} \\ \displaystyle \large{10- ( - 24)+ ( - 9)}[/tex]

Simplify the expression.

  • Negative × Negative = Positive
  • Negative × Positive = Negative

[tex] \displaystyle \large{10 + 24 - 9} \\ \displaystyle \large{34- 9} \\ \displaystyle \large \boxed {25}[/tex]

Therefore, the value of the expression is 25.

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