The Purplemath Forums

y=mx+b

sorry i should have been more spacific. i was woundering if you could help me by telling me how to use the slope formula and how i can remember the formula for tests.

in my class today we are learning about the reflexsive property of congruency,substitution prop. of equality, and so on. the list is very long and i needed a way to remember all of them. what ways would you recomend. i have a test over it on Friday and i need help asap!!!

ok, the reflexsive property is when you have the same thing on both sides, i remember it by a reflextion in the mirror and you see your self. i also remembered the symmetric property of congruency is when you have the obosite one on both sides. i think i have the rest, i had some homework on them an...

sorry i couldn't find any tests for you. you could try to use goolge and see where that takes you. it also depends on what level of trig and cal you are taking also. sorry

i agree it woks perfectly thanks

what exactly is your answer???
is it the one at the bottom of your post?

ok, well when you are working on a rate problem. use this formula. Rate * time= distance.
using the numbers given to you fill in these blanks. hope that helps.

if given a rhombus ABCD. the perimeter of ABCD is 80 cm, CD=2x+6. find x. can i have help findinga place where i can learn this type of information. also help with this problem?

ok, well i have tryed to solve and ended up with answer 7. is this correct ?