Question

Evaluate the following algebraic expression at a -3 and simplify your answer
2(a-4)-4(a+3)

Answer 1

-26

Explanation:

first, simplify the equation

2(a - 4) -4(a + 3)

distribute

2a -8 -4a -12

combine like terms

-2a - 20

now plug in a =3

-2 (3) -20

simplify by distributing then solving

-6 -20

= -26