If A = 3x – 4y+ 1, B = 5x + 3y – 8 and C = 4x – 7y + 3, then find: (i) A + B + C?
Answers
Answered by
1
Answer:
anwer is 12x-8y+4
Step-by-step explanation:
it can be done by adding the equation
Answered by
2
Answer:
12x - 8y -4
Step-by-step explanation:
A + B + C
= 3x – 4y+ 1 + 5x + 3y – 8 + 4x – 7y + 3 [replacing the values]
= 3x + 5x + 4x - 4y + 3y – 7y + 1 – 8 + 3 [reordering terms]
= 12x - 8y -4
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