Answer:
n>7
Step-by-step explanation:
Answer:
acute
Step-by-step explanation:
less than 90 degrees
Hey there!
<h2>
ANSWER: 
</h2><h2>
EXPLANATION:</h2>

To write as power, you will see how many times you multiply the number 10.

Since it was multiplied 7 times, you would write it like this.

Hope this helps!

Answer:
25% decrease
Step-by-step explanation:
Answer:
x=1
Step-by-step explanation:
3x-y=3
y=3-3x
9x-3y=9
9x-3(3-3x)=9
9x - 9 + 9x=9
9x + 9x=9 + 9
18x=18
x=18÷18
x=1