How do i solve this?-2

I dont understand equations of parallel and perpendicular lines here's one of my teachers examples y=2x+4 (-2,1)

What is the sum of 30 and 1 fourths and 180?

For years, telephone area codes in the United States and Canada consisted of a sequence of three digits. The first digit was an integer between 2 and 9, the second digit was either 0 or 1, and the third digit was any integer from 1 to 9.

What percent of 72 is 129?

Describe a real-word example of when it is necessary that line segments are parallel

while playing basketball, jada's heart rate goes up to 160 beats per minute. whe jogging her heart beats 25 times in 10 seconds.

What does 12 times a number mean as an expression?

Emma seys that the preduct of a 3-digit number and a 1-digit number will be either a 3 digit number or a 4 digit number. Does Emma's statement make sense

Work out the value of these two questions: 1) 3^2 + 2^3 2) 2^4 - 3^2

What is 5 1/4 divided 2 2/7