Answer:
x=1 is the correct answer
Answer:
The number is 8
Step-by-step explanation:
<em>2x +5 =21 </em>
2x= 21-5
2x=16
2x/2=16/2
x=8
To check
8×2=16
16+5=21
The two numbers are <u>12 and 51.</u>
<h3>
EXPLANATION</h3>
To solve this, I did 63-15, to get 48.
I then divided this by 4, to get the first number, which is <u>12.</u>
To find the second answer, I multiplied 12 by 3, which is 36, and then added the 15 back on, to get <u>51.</u>
<u>51 + 12 = </u><em><u>63</u></em>
What? I don't understand what you mean...
Answer:
Step-by-step explanation:
