It really depends on what kind of problem. like if you are doing a word problem or whatever than you should read the question a couple times, underline key words, DECIDE which operation to use, refer to the question and see if it makes sense. Hope I helped :)
Answer:
H=15
Step-by-step explanation:
Do the problem backwards 17-2=?
17-2=15 so 15+2=17 so h=15
Answer:
-5
Step-by-step explanation:
Answer:
y=-3x+8
Step-by-step explanation:
subtract 6x from each side
then divide 2
