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Mathematics 9 Online
OpenStudy (anonymous):

I REALLY NEED HELP!! The work of a student to solve a set of equations is shown below: Equation 1: x + 2y = 10 Equation 2: 2x + 5y = 15 Step 1: −2(x + 2y) = −2(10) 2x + 5y = 15 Step 2: −2x − 4y = −10 2x + 5y = 15 Step 3: 1y = 5 Step 4: x + 2(1) = 10 Step 5: x = 8 In which step did the student first make an error? Step 1 Step 2 Step 3 Step 4

OpenStudy (anonymous):

@adajiamcneal Can you help? ( sorry to bother you)

OpenStudy (adajiamcneal):

its fine :) give me a minute

OpenStudy (adajiamcneal):

step 2 .

OpenStudy (anonymous):

@adajiamcneal thank you so much!!!!

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