Use algebra tiles to model the expression. Then, use the model to help you write an equivalent expression,
and complete the statements.
3(x + 1)
Model the expression as
groups of x + 1.
There are
vx tiles.
There are
v + 1 tiles.
The equivalent expression is
I’m

Add the fractions and simplify 1/2+ 1/3

Amir wants to proportionally increase the size of a photo to create a poster for his room. the size of the original photo is shown. complete the statement and then answer the question to represent ways that amir can increase the size of his photo.

Scores on the cognitive scale of the bayley-scales of infant and toddler development range from 1 to 19, with a standard deviation of 3. calculate the margin of error in estimating the true mean cognitive scale score, with 99% confidence, if there are 12 infants and toddlers in a sample.