Please help this hw is about Solving Systems By Substitution: Solve each system of equations algebraically using substitution.
1)
y + 3x = 8
y = 4x – 6
Please give me a step by step explanation

What is the first quartile of the data set? 10, 11, 12, 15, 17, 19, 22, 24, 29, 33, 38 a. 12 b. 19 c. 29 d. 10

Hi my sisters and brothers can tell me the answer because i don’t understand the question

You are on a cycling trip around europe with friends. you check the weather forecast for the first week. these are the temperatures for the week. sun mon tues wed thurs fri sat 16°c 20°c 24°c 28°c 28°c 23°c 15°c what is the mean temperature forecast for the week?