Answer:
Unknown number, x=-4
Step-by-step explanation:
Forming the equation from the information provided above.
9=2x+17
If we solve for the unknown number, we first collect like terms together.
2x=9-17
2x=-8
Divide both sides of the equal sign by 2 the coefficient of x
x=-4
36, 43, 50, 57, 64
36 and 64 are two standard deviations out, so the empirical rule tells us 95% of scores will fall here with a normal distribution
Answer:
494cm²
Step-by-step explanation:
A=hbb/2
=26*38/2= 494cm²
1/2, 3/6, 4/8, 5/10, etc.
