WebIf x + y = 8 and xy = , find the values of (i) x - y (ii) 3(x 2 + y 2 ) (iii) 5(x 2 + y 2 ) + 4(x - y). Study Material. Mathematics. If x + y = 8 and xy = 3 3 4 3 ... Subtracting eqn. (ii) from (i) we get, (x + y) 2 - (x - y) 2 = x 2 - x 2 + y 2 - y 2 + 2xy - (-2xy) = 4xy. Web3 May 2024 · You subtract y from both sides 3x = 8 - y Dividing both sides by 3 3x/3 = 8/3 -y/3 Which leave 8 -y divided by 3 Advertisement Advertisement New questions in Mathematics. Laura had 10 shirts she then bought 3 shirts each week for 4 weeks in one day a 20 pound dog eats 3 cups of food. How much would a 50 pound dog eat
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WebSolve the simultaneous equations: \ (2x + y = 9\)(1) \ (3x - y = 1\)(2) Add the two equations together and you will find that the \ (y\) disappears: \ [3x + 2x + y - y = 9 + 1\] This can... Web306 Likes, 7 Comments - Isabel del Barrio Entrenadora (@onmytrainingshoes) on Instagram: "¿헦헨헠헔헦 헢 헥험헦헧헔헦? 易 Excusas tenemos infinitas ... feast of the dead by cevdet kudret summary
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Web3x-4y=8 Geometric figure: Straight Line Slope = 1.500/2.000 = 0.750 x-intercept = 8/3 = 2.66667 y-intercept = 8/-4 = 2/-1 = -2.00000 Rearrange: Rearrange the equation by … Web27 Dec 2024 · Dec 26 2024 07:15 PM Hi, Let me show you a simple example as follows. =IF (A2>0,B2-C2,A2) The above formula says: IF cell A2 greater than 0, then subtract cell C2 from B2 and return the result. Otherwise, return the value of cell A2 as it is. Please check out this link to learn more about IF function. Hope that helps WebCompute answers using Wolfram's breakthrough technology & knowledgebase, relied on by millions of students & professionals. For math, science, nutrition, history ... debt consolidation vs bankruptcy