Can u guys answer these last 4 questions for me w/ work shown and also label the ones u guys did so i won’t get them mixed up
1.)yx divided by 2 use x=7 and y=2
2.)m-n divided by 4 use m=5 and n=8
3.)x-y+6 use x=6 and y=1
4.)z+x^3 use x=1 and z=19

it's simple substitution

Step-by-step explanation:

1. (7)(2)/2= 14/2=7

2. (5)-(8)/4=

3. (6)-(1)+6=11

4. (19)+(1)^3=21

step-by-step explanation:

answers available in this download

(pearson%2c%25202012)%2520bbs.pdf& usg=aovvaw1obmtxnfghfgxhx0urh_je

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