The equivalent value of variable x in the equation is x = 6
Given data:
The equation is represented as .
Now, isolate the x terms on one side of the equation by subtracting from both sides:
Next, simplify the left side of the equation:
Simplifying further:
Now, simplify the left side of the equation by dividing -6x by 3:
To isolate the variable x, subtract 9 from both sides:
Simplifying:
Hence, the equation is solved and x = 6.
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Answer:
the value of x is 6
Step-by-step explanation:
B. Based on your answer to part a, what expression represents Melanie's age?
C. If Melanie is 18 years old , what equation can you write to solve the problem?
D. Solve the equation. How old are kevan and Katie?
Answer:
A- k-6
B- 2(k-6)
C- 18 = 2 (k-6)
D- katie- 15, kevan 9
Step-by-step explanation:
Answer:
The discount would be 4.2$ while the ending sale price would be 16.8 since it's 21
Step-by-step explanation:
You multiply 21 by .20 finding you 4.2, then you subtract that from 21 to find 16.8