1- Find the value of the two numbers if their sum is 12 and their difference is 4. You must use an algebraic expression to solve
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2- The difference of two numbers is 3. Their sum is 13. Find the numbers. You must use an algebraic expression to solve.
1 answer:
12-4=8 which means 12-8=4 which means now you have the difference of 4 and 8+4=12 which means now you have the sum of 12
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Answer:
18
Step-by-step explanation:
12 and 15 are both dividable by 3 and 3 apart so if you subtract 21 by 3 than you get 18
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