solve the simultaneous equation x+3y=9, 2x-3y=3
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Answer:
a. 3 b. 3 this is the answer
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Question:
Complete the following activity to solve the simultaneous equations.
x + 3y = 9 -----(I)
2x - 3y = 3 -----(II)
Step-by-step explanation:
x + 3y = 9 -----(I)
2x - 3y = 3 -----(II)
Add (I) & (II)
3x = 12
x = 4
Putting the value of x = 4 in (I) we get
4 + 3y = 9
⇒ 3y = 9 - 4 = 5
⇒ y = 5/3
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