Answer:
D. 19
Step-by-step explanation:
because they are parallel bases you can compare
63/57 = 21/x
x = 19
Answer:
about 90% of the time?
Step-by-step explanation:
100deciliters equals 10 liters
(m - 3)(m + 5)= 0
m= {3, -5}
Hello!
<u><em>Answer: x=-9 *The answer must have negative sign*</em></u>
Explanation:
First you had to do is subtract by 4 from both sides of an equation.

Then, simplify.

Divide by -4 both sides of an equation.

Finally simplify.

It change positive to negative sign.

Hope this helps!
Thanks!
Have a great day!
-Charlie