Question

Simplify 6 - 4[x + 1 - (y + 3)] + 5y

Answer 1

does it give you what x equals?

Answer 2

no @kaitlin_nikole

Answer 3

Simplify 6 - 4[x + 1 - (y + 3)] + 5y

Answer 4

Change the signs inside the parenthesis
-y-3
6 - 4[x + 1 - y - 3] + 5y
add the 1 and 3 together
6 - 4[x - y - 2] + 5y
Multiply by 4
- 4[x - y - 2] = -4x-4y+8
That gives you...
6 -4x+4y+8 + 5y
Add your y's and whole numbers
9y-4x+14

Answer 5

Amir evaluated 5x - (x + 3)2 for x = 2, as shown. Describe Amir's mistake and find the correct answer.
5(2) - (2 + 3)2 = 10 + (-5)2
= 10 + 25
= 35