If 2x2 8y 121.5 and x2 - 8y 121.5 then x
Web9 jun. 2024 · answered - If 2x2 + 8y = 121.5 and x2 - 8y = 121.5, then x = 9 6.36 16 7 See answer Advertisement MathPhys Step-by-step explanation: 2x² + 8y = 121.5 x² - 8y = … WebIf 2x + 8y = 121.5 and x2 - 8y = 121.5, then x = asked by guest on Aug 29, 2024 at 6:34 pm. Mathbot Says... I wasn't able to parse your question, but the HE.NET team is hard at work making me smarter. Below are 10 similar questions that I …
If 2x2 8y 121.5 and x2 - 8y 121.5 then x
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WebI will use the method known as “substitution”, where we find a value for one variable in one equation, then use that value in the second equation. 2x^2 + 8y = 121.5. let’s solve that equation for “8y” (no need to solve for y, as you will see) 8y = 121.5 – 2x^2. The next equation (simultaneous system?) is. x^2 – 8y = 121.5 WebIf 2x2 + 8y = 121.5 and x2 - 8y = 121.5, then x = a. 9 b. 6.36 c. 16 d. 7 This problem has been solved! You'll get a detailed solution from a subject matter expert that helps you …
Web8y = 121.5 - 2x ² and, x ² -8y = 121.5 -8y = 121.5 -x ² 8y = x ² -121.5 Now, equate the two 8y's 121.5-2x ² = x ² -121.5 -3x ² = -121.5-121.5 -3x ² = -243 3x ² = 243 x ² = 81 x = ±9 … WebVIDEO ANSWER: We can first recognize that we have a system of equations that we want to solve. There's a positive eight Y here. We have a negative eight Y here. Adding the equations is the easiest way to solve this problem. We will add the second one
Web24 jun. 2024 · If 2x2 + 8y = 121.5 and x2 - 8y = 121.5, then x =... Answer. Health, 30.06.2024 14:00. Which of these is a possible cause of schizophrenia ... How can the sum of cubes, x^3 - 27, be written in factored form? (x+3)(x^2+3x+9) (x+3)(x^2-3x+9) (x-3)(x^2+3x+9) (x-3)(x^2-3x+9)... Answer. More questions: SAT Another questions. … Web7 jul. 2024 · For each possible value of x, you go back to the original equations, use each value for x (eg start with x = +9) and solve for y. Assuming the coefficients on the right are exponents (use ^ to indicate exponents to avoid confusion) 2x² + 8y = 121.5 x² – 8y = 121.5 Add the two equations 3x² = 243 x² = 81 x = ±9 x can be -9 or +9 Related Posts
WebAlgebra 2x2 +8y = 121.5 and x2 −8y = 122 Videos Slope from graph Algebra (practice) Khan Academy khanacademy.org 04:29 Expresiones cuadráticas Matemáticas Khan …
Web16 jul. 2024 · Solution: Given Equation 1: 2x^2 + 8y = 121.5 Equation 2: x^2 + 8y = 121.5 First we will take equation 1 and find the the value of x^2 in terms of y. 2x^2 + 8y = 121.5 … official st hubert websiteWebQuestion: If 2x2 + 8y = 121.5 and x2 - 8y = 121.5, then x = = X 9 0 6.36 O 16 07 Expert Answer Get more help from Chegg COMPANY COMPANY LEGAL POLICIES. If 2x2 + … official steely dan merchandiseWeb13 jul. 2024 · 2x^2 + 8y = 121.5. let's solve that equation for "8y" (no need to solve for y, as you will see) 8y = 121.5 - 2x^2. The next equation (simultaneous system?) is. x^2 - 8y = … official steelers jersey storeWeb24 jun. 2024 · Published 12.05.2024 on subject Mathematicsby Guest If 2x2 + 8y = 121.5 and x2 - 8y = 121.5, then x = Answered by Guest 2x² +8y = 121.5 8y = 121.5 - 2x² and, x²-8y = 121.5 -8y = 121.5 -x² 8y = x²-121.5 Now, equate the two 8ys 121.5-2x² = x² -121.5 -3x² = -121.5-121.5 -3x² = -243 3x² = 243 x² = 81 x = ±9 Answer the question official stevie nicks websiteWebdetermine the number of real solutions of the system y=x2+8y=x+15 official stoke city fc appofficial stirling albion facebookWebIf 2x2 + 8y= 121.5 and x2 - 8y= 121.5, then x - Cuemath. Decision Modeling Version 1.1. 3. If the inverse exists use the MMULT function to compute x = A−1 b. We wish to solve the following linear system. 3X1 +2X2 +7X3 = 53. A Physicist's Guide to Mathematica. official sting sword