x+(300-2x)+(170-x)+(150-x)=500 Need help with this problem. I know the solution is 200 but do not know how to achieve it.
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Originally Posted by GeoBlockage x+(300-2x)+(170-x)+(150-x)=500 Need help with this problem. I know the solution is 200 but do not know how to achieve it. the solution in the book is wrong from what i am getting. show me your work.
x+(300-x)+(170-x)+(150-x)=500 620x-4x=500 616x=500 x=116
Originally Posted by GeoBlockage x+(300-x)+(170-x)+(150-x)=500 620x-4x=500 616x=500 x=116 you must use the distributive law outside the brackets. when there is no number present in front of the bracket, you must add an imaginary 1.
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