Question

Evaluate the expression b+ac−aif a = -2, b = 6, and c = -4.

Answer 1

Step 1:

Write the expression

b + ac - a

Step 2:

write the given data

a = -2 , b = 6 and c = -4

Step 3:

substitute the values in the expression.

`\begin{gathered} b\text{ }+\text{ ac - a} \\ =\text{ 6 + (-2 }*\text{ -4 ) - (-2)} \\ =\text{ 6 + 8 + 2} \\ =\text{ 16} \end{gathered}`

Final answer

16