Step-by-step explanation:
Simplify the left side:
5x - 20 = 3x + 4
Move all terms containing x to the left side of the equation:
2x - 20 = 4
Move all terms not containing x to the right side of the equation:
2x = 24
Divide each term by 2 and simplify:
x = 12
The student buys 3 small notebooks and 3 large notebooks
we have
--------> equation A
----> equation B
Substitute equation A in equation B
therefore
<u>the answer is the option B</u>
<span>They are each divisors of 6460.
</span>
Answer:
x=−6
Step-by-step explanationn