What is the answer to -2 1/4 + (-3 1/4) =

−5 1/2

Eliminating a negative and changing our operation.

=−2 1/4−3 1/4

Rewriting our equation with parts separated

=−2−1/4−3−1/4

Solving the whole number parts

−2−3=−5

Solving the fraction parts

−1/4−1/4=−2/4

Reducing the fraction part, 2/4,

−2/4=−1/2

Combining the whole and fraction parts

−5−1/2=−5 1/2

Solution by Formulas

converting mixed numbers to fractions, our initial equation becomes,

−9/4+−134

Applying the fractions formula for addition,

=(−9×4)+(−13×4)4×4

=−36+−5216

=−8816

Simplifying -88/16, the answer is

=−512

let x be the money she spent so that she can earn the free t-shirt.

since, she already spent $112.49

⇒

also, as per the statement: jennifer must spend $250 or more in order to qualify for a free t-shirt at the store.

then,

we have an inequality i.,e

subtract 112.49 from both sides we get;

therefore, $137. 51 more money does jennifer need to spend so that she can earn the free t-shirt