Mathematics

Mathematics, 30.07.2019 09:30, josyley78

The work of a student to solve the equation 3(2x − 4) = 8 + 2x + 6 is shown below: step 1: 3(2x − 4) = 8 + 2x + 6 step 2: 5x − 7 = 14 + 2x step 3: 5x − 2x = 14 + 7 step 4: 3x = 21 step 5: x = 7 in which step did the student first make an error and what is the correct step? step 2; 6x − 12 = 14 + 2x step 2; 6x − 7 = 2(6 + x + 4) step 3; 5x − 2x = 14 − 7 step 3; 5x + 2x = 14 + 7

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Mathematics, 09.07.2019 12:00, summerhumphries3

Brainiest and you will get 10 points! what is the value of p in the equation 4p + 3(p + 4) = 12p + 12? 12, 1, 0, -1. which of these is a simplified form of the equation 7x + 4 = 5 + 3x + 1x? 3x = 9, 3x = 1 , 11x = 9, 11x = 1 what is the value of z in the equation 3z + 5 = 4z − 8? 13, 1, -13, -1 the work of a student trying to solve the equation 3(4x − 2) = 9 + 2x + 5 is shown below: step 1: 3(4x − 2) = 9 + 2x + 5 step 2: 12x − 2 = 14 + 2x step 3: 12x − 2x = 14 + 2 step 4: 10x = 16 step 5: x = 1.6 in which step did the student first make an error and what is the correct step? step 2: 12x − 2 = 4 + 2x step 2: 12x − 6 = 14 + 2x step 3: 12x + 2x = 14 + 2 step 3: 12x − 2x = 14 − 2

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Mathematics, 16.09.2019 13:50, DESIRE44030

The work of a student trying to solve the equation 4(2x – 1) = 11 + 3x + 5 is shown below: step 1: 4(2x – 1) = 11 + 3x + 5 step 2: 8x – 4 = 16 + 3x step 3: 8x + 3x = 16 – 4 step 4: 11x = 24 step 5: x = 2.18 in which step did the student first make an error and what is the correct step? (4 points) step 2: 8x – 1 = 16 + 3x step 2: 8x – 8 = 6 + 3x step 3: 8x – 3x = 16 + 4 step 3: 8x + 3x = 16 – 8

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Mathematics, 24.09.2019 06:00, xojade

(07.05 hc) * will give brianliest*the work of a student to solve the equation 3(3y − 8) = 10 + 3y is shown below: step 1: 3(3y − 8) = 10 + 3y step 2: 6y − 5 = 10 + 3y step 3: 3y − 5 = 10 step 4: 3y = 15 step 5: y = 5 in which step did the student first make an error and what is the correct step? step 2: 9y − 24 = 10 + 3y step 2: 6y + 11 = 10 + 4y step 3: 6y − 8 = 3(6 + y) step 3: 3(3y − 8) = 7 + y

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The work of a student to solve the equation 3(2x − 4) = 8 + 2x + 6 is shown below: step 1: 3(2x −...

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