Answer:
25+40x=195
Step-by-step explanation:
If he already has $25, you need to add that to 40x (40 times the amount of weeks it takes to get to 195, added with 25).
Answer: 20/3
Step-by-step explanation:
4/1 ÷ 3/5
4/1 ÷5/3
= 2-/3
Answer:
x=3
Step-by-step explanation:
13-2x = 4x-5
-6x=-18
x=3
Answer:
79
Step-by-step explanation:
79, 85, 89, 68 have a mean of 80.25 according to <em><u>calculator.net</u></em>. the number itself Is close to the number you want, in this case 80, i input 80, but it gave me a score of 80.2, so i tried again with 81, it gave me a score of 80.4, so the third attempt was successful with 79 being the input and 80 the output
calculator.net is approved on my school computer so there is a chance it is on yours as well.