WebCompleting the square method is a technique for find the solutions of a quadratic equation of the form ax^2 + bx + c = 0. This method involves completing the square of the quadratic expression to the form (x + d)^2 = e, where d and e are constants. WebJun 25, 2024 · 7x-2y/xy=5 ; 8x+7y/xy=15 Solve the simultaneous equation See answers Advertisement Advertisement abhi178 abhi178 (7x - 2y)/xy = 5 and (8x + 7y)/xy = 15 (7x - 2y)/xy = 5 ... and 7 with equation (1) and then add. 7(7/y - 2/x) + 2(8/y + 7/y) = 7 × 5 + 2 × 15 => 49/y -14/x + 16/y + 14/y = 35 + 30 => 65/y = 65 => y = 65/65 = 1
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WebMath Problem Solver Questions Answered Free Algebra Geometry Trigonometry Calculus Number Theory Combinatorics Probability. Login/Register; Ask a Math Question. Latest Questions (2/3)⁻2. if $\sqrt{2x-3}$ + 10 = 11 , then the value of x will be. 2/(1/7) 5x-12=3. 5/4-14-11/6+11/3= 5-1+9. 2:1/7. 81 divide 3^1/2 ... WebTwo numbers r and s sum up to -10 exactly when the average of the two numbers is \frac{1}{2}*-10 = -5. You can also see that the midpoint of r and s corresponds to the axis … grants to pay rent
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