Which equation doesn't belong?
{ x = -50
x +90 = -100
-60t = 30
-0.01 = -0.001x

I'm not sure which one doesn't really belong. Is this the whole question ?? But those are the answers to each equation.

Step-by-step explanation:

a. x= -50

b. x= -190

c. t= -1/2 or -0.5

d. x= 10

answer: bearing in mind that a rectangle has a perimeter of length + length + width + width.

step-by-step explanation:

p = perimeter

l = length

x=width

p = 2l + 2x

p = 2(l+x)     < ==== perimeter of the base of the box.