Question

Evaluate the expression 10a - 2b when
a = 2 and b = - 3?

Answer 1

26

Explanation:

10(2) -2(-3)=20+6=26

Answer 2

• 
  `\bf 26`

Explanation:

`\tt 10a-2b`

`\tt a=2`

`\tt b=-3`

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• 
  `\tt 10* \:2-2\left(-3\right)`

Simplify: 10×2 = 20

• 
  `\tt 20-2x-3`

Simplify: 2×-3= -6

• 
  `\tt 20-(-6)`

• 
  `\tt 20+6`

Simplify:-

• 
  `\tt 26`

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Hope this helps! :)