WebMar 2, 2024 · Solve the equation 52y – 29 = 10 for y. A. 1/2 B. 3/4 C. 4/3 D. 4/5 Get the answers you need, now! WebExample 9.16. For 5 pairs of observations the following results are obtained ∑X=15, ∑Y=25, ∑X2 =55, ∑Y2 =135, ∑XY=83 Find the equation of the lines of regression and estimate the value of X on the first line when Y=12 and value of Y on the second line if X=8. Solution: Y–5 = 0.8 (X–3) = 0.8X+2.6. When X=8 the value of Y is ...
Systems of Equations Solver: Wolfram Alpha
WebOct 6, 2024 · Step 2: Use the appropriate properties of equality to combine opposite-side like terms with the variable term on one side of the equation and the constant term on the other. Step 3: Divide or multiply as needed to isolate the variable. Step 4: Check to see if the answer solves the original equation. Example 2.4.3. WebSolve your math problems using our free math solver with step-by-step solutions. Our math solver supports basic math, pre-algebra, algebra, trigonometry, calculus and more. higher certificate in ems unisa
A 2.00-kg block is pushed against a spring with neglig… - ITProSpt
Web(a) By eliminating y from the equations . y = x – 4, 2x2 – xy = 8, show that . x2 + 4x – 8 = 0. (2) (b) Hence, or otherwise, solve the simultaneous equations . y = x – 4, 2x2 – xy = 8, giving your answers in the form a ± b√3, where a and b are integers. (5) (Total 7 marks) _____ 4. Solve the simultaneous equations . y = x – 2, y2 ... 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. WebSolve: 3x-1× 52y-3 = 225. - Mathematics. Solve : 3 x-1 × 5 2y-3 = 225. higher certificate in custodial care