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Mathematics 8 Online
OpenStudy (anonymous):

Solve for s: r+s/9 =y

Nnesha (nnesha):

first step to move 9 to the right side r+s is dividing by 9 to cancel out you have to do opposite of divide which is ?

OpenStudy (anonymous):

Multiply

Nnesha (nnesha):

yes right multiply 9 both side when you divide/multiply or add/subtract one side you must do same thing with oother side

OpenStudy (anonymous):

Is the final answer y*9/r

Nnesha (nnesha):

nope what did you get after multiplying both side by9

OpenStudy (anonymous):

r+s=y*9/r

Nnesha (nnesha):

how did you get r at the denominator ??

OpenStudy (anonymous):

we divided by r

Nnesha (nnesha):

nope |dw:1427597386335:dw| (r+s) is dividing by just 9 so multiply by 9 there is + sign between r and s addition ---> subtraction

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