Kate is using fraction strips to add 4/10 and 4/5. she uses one whole strip to represent the sum. how many fifths strips does she need to complete the sum?

-2

7 - 9 = -2

reversed:

-2 + 9 = 7

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

1. sometimes

2. never true

3. sometimes

step-by-step explanation:

these are pretty self explanatory if you know what supp right and com angles are