<span>What is the value of x in the proportion x + 1 / x+3 = 15/ 21
a.4
b.1/3
c.1/4
d.3</span>
the answer is
a.) 4
Amayo943,
Remember that with exponents you have to multiply the number of exponets by the same number it's in for example: 
In this case you need to know that:
Therefore your answer is "225."
Hope this helps!
For an inscribed quadrilateral, opposite angles add up to 180 degrees. In this case, if we are looking for the measure of angle D, we can use the fact that angles I & D add up to 180 degrees. Since angle I = 117:
117 + D = 180
D = 63 degrees
Answer:
Maybe, since it's a fair game.
Step-by-step explanation:
Answer:
28j+21
Step-by-step explanation:
remember to isolate the variable. in this case it would be j. after you do that it should be pretty simple
