math

what is.7 of 39.4?????

39.4*.7=27.58

Having trouble solving equations with two variables..both unknown

  1. 👍
  2. 👎
  3. 👁

Respond to this Question

First Name

Your Response

Similar Questions

  1. math

    Lesson 7: Solving Equations with Two Steps Math 6 B Unit 5: Graphing, Equations, and Inequalities the practice 1.b 2.c 3.b 4.b 5.c Lesson 7: Solving Equations with Two Steps Math 6 B Unit 5: Graphing, Equations, and Inequalities

  2. algebra

    Explain the difference between solving a system of equations by the algebraic method and the graphical method. Someone also wants to know why there are different methods for solving the same problem-what would you tell him?

  3. Physics

    You are given vectors A = 5.0i - 6.5j and B = -2.5i + 7.0j. A third vector C lies in the xy-plane. Vector C is perpendicular to vector A and the scalar product of C with B is 15.0. Find the x and y components to vector C. Here's

  4. math-equation of circle

    Write the standard form of the equation of the circle that passes through the points at (4,5) (-2, 3), and (-4,-3). a. (x-5)^2+(y+4)^2=49 b. (x-3)^2+(y+2)^2=50 c. (x+4)^2+(y-2)^2=36 d. (x-2)^2+(y+2)^2=25 I'm having trouble with

  1. Algebra

    Systems of Equation Fair Race. Hello, this question relates to Solving Systems of Equations. I was asked to complete a portfolio, here are the directions for said portfolio: 1. Choose two animals with different speeds. You can

  2. Math

    PLEASE CHACK MY ANSWER!!! Discussion for Applications of Linear Systems When solving a system of equations, how do you determine which method to use? My answer: I determine which method to use by looking at the equations. If both

  3. Algebra II

    1) when using cramer's rule to solve the system of equations containing 5x - y = 5 and -3x + y = -9 the denominator for the x and y variables looks like which of these determinants ? a) |5 5 | b) |5 -1 |-3 9| |-3 1| c) |5 -1| |-9

  4. Math

    Consider the pair of linear equations below. 4x+6y=12 2x+3y=6 What is the relationship,if any, between the two equations Does the system of equations have one solution, no solution, or infinitely many solutions.Explain How can you

  1. Lesson 5: Solving One-Step Equations by Multiplyin

    Lesson 5: Solving One-Step Equations by Multiplying/Dividing CE 2015 Math 7 A Unit 5: Equations and Inequalities AssessmentGettingStartedInstructionActivity FOR CONNEXUS 1.) A 2.) A 3.) B 4.) D 5.) A 6.) D 7.) D 8.) C 9.) D BB-31

  2. Pre Algebra

    I need help. This eguation is solving equations with variables and integers. 5x=-25 I need help getting how to do this equation. The other set ups I get but this one just seems to confuse me big time. Please help 5x=-25 multiply

  3. algebra2

    solve the equation: First: x + 3y = 5 Second: 3x - y = 5 should i use substitution or add them? "First" + 3 times "Second" eliminates y: x + 3y + 3*(3x - y) = 5 + 3*5 ---> 10 x = 20 ----> x = 2 Inserting in "First" gives: 2 + 3 y

  4. Algebra I DONT KNOW HOW TO DO 3 VARIABLES

    Solving Linear Equations and Inequalities Solve by eliminating x (this is solving 3 linear equations) then substitute to the other two equation x + y + 5z =2 (1) 4x - 3y + 5z =3 (2) 3x - 2y + 5z=1 (3) my teacher gave me the answer

You can view more similar questions or ask a new question.