Basic Algebra
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ALGEBRA CHECK ANSWERS
Solve each equation by graphing the related function. If the equation has no realnumber solution, write no solution. NOTE: when I write + it has a minus on the bottom too x^2+7=0 a. x= +7 b. x = +3.5 c. x= 0 d. no solution ***
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Use the Substitution method to solve the system of equations. y  2x = 5 3y  x = 5 Solve one of the equations for x or y. Let's solve the first one for y: y  2x = 5 y = 2x  5 Now let's substitute 2x  5 for y in the second
asked by Margie on February 5, 2007 
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equations and inequalities unit test for questions 15, solve the equation 4. 3(42x)=2x (1 point) a. 1*** b. 1 c. 2 d. 3 5. 5.4+0.2x=1.4x+8.6 a. 2 b. 2 c. .2*** d. 20 For questions 67, simplify the expression 6. 4  5(x+8)
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asked by babygirl on September 5, 2011 
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1. Solve for the indicated letter D=4e, for e The solution is e= 2. G(x) = 6/(65x) Choose the correct domain below {xx is a real number and x ≠0} {xx is a real number and x≠6/5} {xx is a real number and x≥6/5} {xx is a
asked by Letty on September 8, 2009 
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to determine whether a given number is a solution of an equation. Problem: Is 5 a solution of 10xxto the 2nd power = 3x10? my work: 10(5)25=25 and 5025=25 so x is not a solution. right or wrong? Im new at this
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Please help to find x, y 1. 8xy=17 6x+y=11 2. 5x2y=17 2x+3y=3 Question no.1 8xy=17 6x+y=11 (adding the equation) __________ (y and +y will be 0) 14x =28 Taking variables to one side x=28 __ 14 14*2=28 therefore x=2 substitute
asked by Tamia on May 18, 2007 
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3. Tell whether each equation has one solution, infinitely many solutions, or no solution. (3 points) 6x + 8 = 6(x + 2) 10x = 15 + 5x x + 11 = 8x + 11  7x Pls, help I really can't figure this out!!!!!!!!!
asked by Kitty on January 9, 2020 
Algebra 1
What is an equation of a line perpendicular to the line with equation y = 1  3x a.y=3x + 5 b. y=3x + 5 c.y=1/3x + 5 d. y=1/3x + 5 To solve the linear system below, which substitution of unkowns is proper ? x + 4y= 6 5x  3y =
asked by Ley on April 22, 2013
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