Plss help me for with this math..
1 answer:
Answer:
Step-by-step explanation:
3. x^2 +3x=54
x^2 +3x -54 = 0
(x-9)(x+6) = 0
x = 9 and x = -6
4. X^2 - 10x + 21 [(x - 7)(x - 3)
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