Homework Help: Math

Posted by Chris on Thursday, February 16, 2012 at 7:24pm.

the green bay packers ordered roast beef subs and turkey subs for lunch. a total of 53 subs were ordered. the number of roast beef subs ordered is 2 more than twice the number of turkey subs. write and solve a system of linear equations to determine how many roast beef subs x and turkey subs y are ordered.

Math - MathMate, Friday, February 17, 2012 at 9:15pm
When you are given the sum and the difference of two numbers,

sum (total) =53
difference (more than) = 2

then
bigger number=(sum+difference)/2
smaller number = (sum-difference)/2

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