QUESTION 8. An unknown number is added to 8. The sum is
1 answer:
Answer:
82
Step-by-step explanation:
Let the unknown number be x
If an unknown number is added to 8, this is expressed as;
8 + x
<em>If The sum is then divided by 9 to give the answer 10, then;</em>
<em>(8+x)/9 = 10</em>
<em>Cross multiply</em>
<em>8 + x = 9 * 10</em>
<em>8 + x = 90</em>
<em>x = 90 - 8</em>
<em>x = 82</em>
Hence the unknown number is 82
You might be interested in
Answer:
40%
Step-by-step explanation:
Answer:
54
Step-by-step explanation:
4 ÷ 2 + 52
Order of operation
= 2 + 52
= 54
Yes, 4/8 and 1/2 are equivalent, because 4/8 reduced to simplest form is 1/2.
Answer
False true false
Explanation plz give brainliest
y= -1x -3
that's equation of the line
