Answer:
6
Step-by-step explanation:
The mean is calculated as
mean =
let x be the fourth number, then
= 11 ( multiply both sides by 4 )
38 + x = 44 ( subtract 38 from both sides )
x = 6
The number on the fourth card is 6
Answer:
X=5,-2
Steps:
Get everything to the same side:
X^2-3x-10=0
Then factor:
(X-5)(x+2)=0
60^2 i think. Are you looking for multiple answers or 1 answer?
Answer:
x=4
Step-by-step explanation:
4x+7=23
4x=23-7
4x=16
x=16÷4
x=4
Y = 4
X = 12
I’m pretty sure^ I did this last unit btw