Okay so first
you have the constant (4) to the other side of the equation and change the sign.
since you have x=7+mn-4 now you gave to collect like terms (7-4).
leaving the equation x=3+mn
to finish the equation you have to rewrite the equation to parametric form. x=3+mn, m to R (all real numbers), n to R (all real numbers) hope it helped
Answer: B She counted the squares instead of using the scale.
Step-by-step explanation: Just answered on Edgenuity and got it right
Answer:
A standard devation of 15 means 68% of the norm group has scored between 85 (100 – 15) and 115 (100 + 15). In other words, 68% of the norm group has a score within one standard deviation of the average (100). Also, 95% of the norm group has an IQ score within two standard deviations of the average
Step-by-step explanation:
be my friend
Answer:
12
Step-by-step explanation:
plug in -7 where x is
5 - (-7) = 12