3x+9/5=5/7×-15
solve the equation
solveeeeee
Answers
Answered by
22
Step by step explanation
- 3x + 9 = 5
5 7x - 25
- By cross multiplication, we get
- (7x - 25)(3x + 9) = 5 × 5
- 25 = 21x² + 63x - 75x - 200
- 25 = 21x² - 12 - 200
- 25 = 21x² - 212
- 21x² = (-212) - 25
- 21x² = - 237
- x² = -237
21
- x = √ -237
21
I am not sure but according to your question, your answer is √-237
21
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