Answer:
10^4
Step-by-step explanation:
lets say the number is 1.0 if you where to move the decimal to the right 4 place the number would then be 10,000.0. basically if it says 10^4 add 4 0's
You already have all you need. Just put in it the slope-intercept form: y=mx+b where m is the slope and b is the y-intercept so
y=7x-4
2 (<<ANSWER, I have to type twenty letters to post so ignore this..)
Example:a+b=b+a
ab=ba
(a+b)+c = a(b+c)