Answer:
on my knowledge i can tell you the methods used to solve it which are;
Step-by-step explanation:
<h3>Elimination method.</h3><h3>Substitution method.</h3><h3>Graphical method.</h3>
Answer:
0
Step-by-step explanation:
<u>Step 1: Make common denominators</u>
What is the LCM of 21 and 7: 7
So, we need to convert both fractions into a 21 denominator.
<em>15/21 * 1/1 = 15/21</em>
<em>5/7 * 3/3 = 15/21</em>
<em />
<u>Step 2: Subtract the numbers</u>
15/21 - 5/7 is same as 15/21 - 15/21
15/21 - 15/21
<em>0</em>
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Answer: 0
Step-by-step explanation:
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Answer:
2(x+4)
Step-by-step explanation:
Brainliest are appreciated :)
Answer:
12x12=144 doughnuts
Step-by-step explanation: