I'll give 50 points and brainliest to anyone who gives the best answer and explanation! These problems are confusing to me and an explanation will be amazing! Solve using substitution. Put your answer in coordinates please.

y = –4x − 4
y = –3x − 1

Which statement about perfect cubes is true

The first-serve percentage of a tennis player in a match is normally distributed with a standard deviation of 4.3%. if a sample of 15 random matches of the player is taken, the mean first-serve percentage is found to be 26.4%. what is the margin of error of the sample mean? a. 0.086% b. 0.533% c. 1.11% d. 2.22%

How to write four times a number,minus 6,is equal to theee times the number+8 as an equqtion