Answer:
Step-by-step explanation:
The formula we need here is

which simplifies to

which simplifies to
36 + 6x = 40 + 5x and
x = 4
So DG = 5 + 4 + 3 which is 12
Answer:

Step-by-step explanation:
Given

Required
Determine the value of T

Multiply both sides by 2


Divide through by 6




The percentage that the store has taken off would be 30%.
Answer:
<em>t=60</em>
Step-by-step explanation:
3/2t-16=4/3t-6
(subtract 4/3t from both sides)
3/2t-16-4/3t=-6
(add 16 to both sides)
3/2t-4/3t=-6+16
(simplify)
1/6t=10
(divide by 1/6 (or multiply by 6 on both sides)
t=60
Answer:
Third option: 
Step-by-step explanation:
<h3>
The correct exercise is attached.</h3>
The equation given is:

The steps to find the value of "x" are shown below:
1. Add 2 to both sides of the equation:

2. Descompose 9 and 27 into their prime factors:

3. Substitute them into the equation:

4. Knowing that If
, then
, we get:

5. Apply Distributive property:

6. Add 2 to both sides:

7. Divide both sides of the equation by 2:
