sari has 3 times as many pencil eraser as sam. together they have 28 easers. how many eraser does sari have?

Question

Azaria Shepherd

Mathematics

22 December, 23:12

sari has 3 times as many pencil eraser as sam. together they have 28 easers. how many eraser does sari have?

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Abdiel Pruitt · Answer 1

21. if Sam's erasers are represented by x, then sari, who has three times more, would be represented by 3x. since you are adding two together to get 28, the equation would be 28=3x+x. Simplify to 28=4x, divide by 4 to isolate x, where x=7. multiply this by 3 to get sari's amount.