How do you use substitution to solve

y=12

2x-y=4

A pipe that is 136 inches long is cut into three parts whose lengths are in the ratio 3 : 5 : 9. Find the length of the shortest piece.

Tell if a triangle can have side lengths of 3.8, 4.1, and 5.2. If so, classify the triangle as acute, obtuse, or right. A) yes; obtuse B) no C) yes; right D) yes; acute

Of the 95 children in 6 grade 3/5 went to Holliday parties. How many student went to holiday parties in all

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An aging minus of receivable indicates that the amount of uncollectible accounts is $ 3, 310. The Allowance for Uncollectible Accounts prior to adjustment has a credit balance of $ 600. The Accounts Receivable balance is $ 44, 720.

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There are 8 rulers in the drawer Sara took 3 rulers from the drawer how many rulers are now in the drawer