5x²+4x=140. find the value of x?
step by step anwer it.......
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1
Answer:
Step-by-step explanation:
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Answered by
1
Answer:
x=10
Step-by-step explanation:
(5x × 5x) + 4x =140
10x + 4x =140
14× x =140
x = 140 ÷ 14
x=10
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