(96+92+80+91+86+x)= 90
________________
6
(445+x)=90
_____
6
then you multiply 6 on both sides
445+×=540
-445. -445
x= 95
they need a 95 percent to have an average of a 90%.
3x-5=-8(6+5x)
3x-5=-48-40x
3x+40x=-48+5
43x=-43
x=-1
Answer:-1
Answer: false
Step-by-step explanation: they would be at least 10 years old or at most 13 years old
380 divide by 20
it will take her 19 hours to stamp 380 letters
You need 20 teaspoons of red paint