100% + 25% is 120% then 120 as a decimal 1.20 then you do 1.20 x 65 = 78
soo the selling price is $78
Answer:
it goes up a by 5 everyday so it would be 19
Step-by-step explanation:
It’s B
PEMDAS. Exponents first then divide then add
Answer: r=0.8
Step-by-step explanation:
4r + 8 = 7.2 + 5r
<u> -4r -4r</u>
8=7.2+r
8-7.2=r
0.8=r
Answer:
x=23.5
Step-by-step explanation:
90=25-x/2+18
combine like terms
90=43-x/2
subtract 43 from both sides
47= -×/2
47/2= 23.5
x=23.5
or
90-25= 65
65-18=47
47/2=23.5
