fractions Name 4· . 14.7 21.5 In problems 5 through 7, solve the equation. Leave all...
Name Date Period Kuta Software Solving Systems of Equations by Substitution Solve each system by substitution. 1) y=6x-11 2) 2x - 3y = -1 -2x - 3y =-7 y=x-1 3) y=-3x + 5 5x - 4y=-3 4) -3x – 3y = 3 y=-5x-17 5) y=-2 4x - 3y = 18 6) y = 5x - 7 -3x - 2y=-12 7) y=-3x - 19 5x + 8y = 0 8) y = 5x - 3 -x + 7y=-21
Please answer 1,2,3,4,5,6,7 by showing all of your
work make sure all of the answers is fully correct.
y-3 1. Solve fory: - 4 B) C) D)-16 4 4 2. Perform the operation: (9x + 2x -9) - (-5x- 3x + 9). A) 3x7 +5x B) 14x2 +5x - 18 C) 14x-x - 18 D) 3x+5x - 18 3. Multiply: (x' - 10) (x' + 10) B) x*- 100 A) x*+ 20x2 -100 C) x*-20 Dx4-20x2- 100 4. Multiply: (2x...
Please Answer 5-9 ALL in detail
In problems 5 and 6 solve the given differential equation. 5. y (In x - In y) dx = (x In x - x In y - y) dy Ans: 6. (2x + y + 1) y' = 1 Ans: 7. Solve the initial-value problem + 2(t+1)y? = 0, y(0) = %. Ans: dy_y2 - xy(t) = -2. 8. Find an implicit solution of the initial-value problem 9. Ans: Use Euler's method sith step...
please solve all the questions
Question 3 [5] Consider the following: 5x-2x* + 3x - 4+3.x? a. Rearrange the terms in decreasing powers of x. b. How many terms does the expression have? c. What is the coefficient of x?? d. What is the constant term? e. Determine the value of the expression if x=-1. Question 4 a. Find the equation of the straight line passing through the points with co-ordinates (-1,4) and (1,2) [5] b. Find the equation of...
PROBLEMS Solve for y. 3.1. - x + 4x + sin 6x 3.4. y + 3x = 0 3.5. (x-1)? ydx + x? (y - 1)dy = 0 Just find a solution. Solving for y is tough. Test for exactness and solve if exact. 3.6. (y - x) dx + (x? - y) dy - 0 3.7. (2x + 3y) dx + (3x + y - 1) dy - 0 3.8. (2xy Y + 2xy + y) dx + (x*y*el...
Systems of Equations: 3x + y = 6 2x-2y=4 Substitution: Elimination: Solve 1 equation for 1 variable. Find opposite coefficients for 1 variable. Rearrange. Multiply equation(s) by constant(s). Plug into 2nd equation Add equations together (lose 1 variable). Solve for the other variable. Solve for variable. Then plug answer back into an original equation to solve for the 2nd variable. y = 6 -- 3x solve 1" equation for y 6x +2y = 12 multiply 1" equation by 2 2x...
I need help with number 8.
In Problems 5-8, find the derivative but do not simplify your answer. 5. y = (2x - 5x4 + 2x2 - 1)(4x + 3x7 - 5x2 + 3x) 6. y = (9x - 7x7 - 6x)(3x - 4x4 + 3x – 8) y = (x - 2Vx + 1)(x - 5x - 7) y = (x2 + x + 1)(x - 2Vx + 5)
8. (4 pts) Find the equation of the line parallel to y = -2x + 1 that passes through the point (-4,6). 9. (4 pts) Find the equation of the line that passes through the points (-2,5) and (-1,8). OS 10. Multiply and/or divide as indicated. Give your answers in fully-factored form. 6x +30 (4 pts) 18 a b. (4 pts) 20x 18y 27y5 5x c. (3 pts) x2-36 x+7 x2-49 x+6 d. (3 pts) 3b+5 10b-5 6b2+7b-5 2b-1 4
Solve the following equations: (a) 5x + 2 = 7 (b) 6x + 5 = 3x + 11 (c) 2x - (1-3x) = 8x - 2(3x - 4)
Problem 4: (a) (5 points) Find the equation for the line that passes through the points (-4,-2) and (8, 1). Write your equation in se form, slope-intercept form, or point- slope form. (Extra Credit: Write the equation for the line in all three forms) (b) (5 points) Graph the line. Problem 5: (10 points) Find the equation for the line passing through the point (3.2) and perpendicular to the line y = ',x + 7. The the line Problem 6:...