Question

Evaluate if a = - 3 and c = 5
- Зас
7

Answer 1

❄ Hi there,

evaluate this expression by using substitution:

If

• a=-3
• c=5

then

• -3ac= (see below)

`\sf{-3(-3)(5)}`

`\sf{9*5}`

`\triangleright \ \sf{45}`

That's it!

❄

Answer 2

315

Explanation:

-3ac7

-3x-3=9x5=45x7=315