7 1/4x+x-2 11/12x+1 2/3x=5 3/5
What is x?

x = 0.8

Step-by-step explanation:

7 1/4x + x - 2 11/12x + 1 2/3x = 5 3/5

Combine like terms;

- convert the fractions to improper fractions

29/4x + x - 35/12x + 5/3x = 28/5

-Convert to a like denominator

87/12x + x - 35/12x + 20/12x = 28/5

-simplify

84/12x = 28/5

7x=28/5

Divide both sides by 7

x = 4/5

x = 0.8

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.

2: 10

step-by-step explanation: