x=4/7
Step-by-step explanation:
get x alone.
1st get 3 on the other side of the = sign by using the opposite sign. the opposite of addition is subtraction
-5x+3=2x-1
-3 -3
-5x=2x-1-3
-5x=2x-4
now we get the xs together. the opposite of addition( the 2 is positive) is subtraction
-5x=2x-4
-2x -2x
-7x=-4
now let's get the -7 out of here. -7 is multiplying by x. the opposite of multiplication is division.
<u>-7x</u><u> </u>= <u>-</u><u>4</u>
-7. -7
x=-4/-7
negative divided by a negative is a positive
x=4/7
Answer:
Step-by-step explanation:
This is a standard normal distribution which means it has a mean of 0 and a standard deviation of 1. To shade 1 and 2 standard deviations above the mean just color in the area under the curve between 1 and 2
The percent of data is equal to .9772-.8413= .1359= 13.59%
Answer:
4125
Step-by-step explanation:
1412525/14812
Since you are blowing warm air, the air molecules are moving fast so it makes the water expand. By the way that's what happens to a thermometer and I think this is a science question :)
This might be right
Answer:
Lynn = 28
Malcolm = 31
Tamara = 37
John = 24
Riku should predict that Tamara will win
Step-by-step explanation:
<em>It izz wat it izzzz!!! </em><em>:)</em>