Answer:
a. yes
Step-by-step explanation:
If 16 - u = -4 and u = 20:
16 - 20 = -4
The equaton is correct, therefore the given value of u is the solution to the equation.
Answer:
you ate 2
Step-by-step explanation:
35 - 14 = 21
3 * 6 = 18
3.5 * 6 = 21
Thus Juan is around the age of 3.5 and Lola is 31.5 I believe
Im not quite sure however I think this is the answer, I hope it helps ^-^
<em><u>The equation to find the length r of the red ribbon is:</u></em>

<em><u>Solution:</u></em>
Let "b" be the length of blue ribbon
Let "r" be the length of red ribbon
To find: equation for length r of the red ribbon.
The length of the blue ribbon is two - thirds the length of the red ribbon
Which means,

Therefore,

Thus the equation to find the length r of the red ribbon is found
B) 35/6 is the correct answer