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7x^2+8=18x Need help learning factoring please put work so I can understand
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7x^2+8=18x Need help learning factoring please put work so I can understand

User James Kuang
by
5.7k points

1 Answer

2 votes

Answer:

(x - 2)(7x - 4)=0

Explanation:


7 {x}^(2) + 8 = 18x \\ 7 {x}^(2) - 18x + 8 = 0 \\ 7 {x}^(2) - 14x - 4x + 8 = 0 \\ 7x(x - 2) - 4(x - 2) = 0 \\ (x - 2)(7x - 4) = 0

User Stellar Roki
by
5.6k points
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