Hai! So, I have all the math and explanations in the picture attached.
I forgot to add on there(and you'll see it) wen i subtract 3x and add 10 to the other side it cancels each other out. -3 + 3= 0 and -10 + 10 = 0. Etc.
Other than that, if you have any other questions, comment them down below. :)
Answer:
50.24
Step-by-step explanation:
Answer:
a would be slope and b would be y-intercept.
m and b are usually the ones a lot of people use. m is slope and b is y-intercept.
Answer:
<h3>137</h3>
Step-by-step explanation:

It falled at a unit rate of 2. Divide 20 by 10 . Mark me the brainlyest