Answer:
(-6,8) is the answer using substitution method.
Step-by-step explanation:
y= (-1/3)(-6)+6
y= 2+6
y=8, x=-6
=(-6,8)
Answer:

Step-by-step explanation:
<u>Step 1: Distribute
</u>



<u>Step 2: Add 10373 to both sides
</u>

<u>Step 3: Divide both sides by 11
</u>


Answer: 
2^-1(5)^3(7)^4/2^6(5)^-3(7)^3= (5)^6(7)/2^7
Answer:
25
Step-by-step explanation:
Simplify 84/100 to get to 21/(?). To get to 21 you'd divide 84 by 4 so you'd have to do the same thing to the denominator. 100 divided by 4 is 25, therefore there were 25 questions.