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(i) the root of 3x - 5 = 7 is x = 4 |
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Answer» 3x-5=7=x=43×4-5=712-5=77=7 3x-5=7=x=43×4-5=712-5=77=7 answer of this question 3x-5=7 One solution was found : x = 4 Rearrange: Rearrange the equation by subtracting what is to the right of the equal sign from both sides of the equation : 3*x-5-(7)=0 Step by step solution : Step1: Pulling out like terms : 1.1 Pull out like factors: 3x - 12=3•(x - 4) Equation at the end of step1: Step2: Equations which are never true: 2.1Solve:3=0 This equation has no solution.A a non-zero constant never equals zero. Solving a Single Variable Equation: 2.2Solve:x-4 = 0 Add4 to both sides of the equation:x = 4 One solution was found : x = 4 3×4-5=712-5=77=7correct answer for this question 3x-5=7x=43×4-5=712-5=77=7 ans 7 is the best answer 3x-5=7x=43*4-5=712-5=77=7 |
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