The expression: 5-3/7*(12-5z) = -1/7 -13/7*z. Could someone show me how its done.
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I guess the expression is: Expand and simplify.
Originally Posted by Riazy The expression: 5-3/7*(12-5z) = -1/7 -13/7*z. Could someone show me how its done. Could you please put brackets in so that the expressions on both sides are unambiguous CB
Originally Posted by Siron I guess the expression is: Expand and simplify. If that is the correct interpretation of the left hand side, then it is not equal to the right hand side (the 13 should be a 15). CB
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