If x=2 and y =3
1.) 5x -4y =
2.) x-y =
3.) xy + 5=
4.) x-2y =
5.) x²+y² =
6.) x² - y²=
1.) 5x -4y =
2.) x-y =
3.) xy + 5=
4.) x-2y =
5.) x²+y² =
6.) x² - y²=
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Answer:
1.) -2
2.) -1
3.) 11
4.) -4
5.) 13
6.) -5
SOLUTION:
1.) 5x-4y
5(2) - 4(3)
10 - 12
= -2
2.) x - y
2 - 3
= -1
3.) xy + 5
2(3) + 5
6 + 5
= 11
4.) x - 2y
2 - 2(3)
2 - 6
= -4
5.) x² + y²
2² + 3²
4 + 9
= 13
6.) x² - y²
2² - y²
4 - 9
= -5
HOPE IT HELPS :)
Answer:
1. -2
2. -1
3. 11
4. -4
5. 13
6. -5
Step-by-step explanation:
Simply substitute 2 as the value of x and 3 as the value of y in the given equations.