What is the perimeter of a triangle with the given side lengths?
s1 = x + 4 cm
s2 = 3x + 1 cm
s3 = 7x + 3 cm
P = x + cm

Question

What is the perimeter of a triangle with the given side lengths?
s1 = x + 4 cm
s2 = 3x + 1 cm
s3 = 7x + 3 cm
P =     x +      cm

anonymous · Answer

add

anonymous · Answer

$$x+4+3x+1+7x+3$$

anonymous · Answer

huh I'm in 7th grade please dumb it down

nnesha · Answer

just combine like terms
add coefficient of same variable

nnesha · Answer

perimeter mean add 
so add x's together and without x number add them together 
like SHE said

anonymous · Answer

ok how about this'
put plus signs between them, then combine like terms
not sure how else to say it

anonymous · Answer

$$x+4+3x+1+7x+3$$ i put plus signs between the three terms given to you

anonymous · Answer

next job is to combine like terms

anonymous · Answer

$x+3x+7x=?$

7thgrader · Answer

so whats the answer i dont understand

7thgrader · Answer

@naesha

anonymous · Answer

@7thGrader its 11 and 8. I got the question wrong so i reviewed it :)