Maddy took a test with 25 questions. she lost 3 points for each of the 3 questions she got wrong, but she got 2 extra credit questions correct and earned 4 points for each of them. what is the total number of points she gained or lost overall

if Maddy lost 3 points for every problem she got wrong.. she lost 9 points. but she gained 4 extra credit points so she only lost 5 points.

n=9

step-by-step explanation:

7 times a number = 7n

decreased by 13 = 7n-13

same as is =

5 times the number = 5n

increased by 5 = 5n+5

7n-13 = 5n+5

2n=18

n=9

step-by-step explanation:

consider an orange peel: if you want to try and lay it flat, you have to stretch it, we know exactly how things are being stretched or squashed at any given point. we have many different map projections because each has different patterns of some projections can even preserve certain features of the earth without