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Author Question: Write the following as an equation, using x for the unknown number. Then When 3 times a number is ... (Read 210 times)

londonang

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on: Mar 20, 2019
Write the following as an equation, using x for the unknown number. Then When 3 times a number is subtracted from 7 times the number, the result is 28. Find the number.
◦ 3(x - 7) = 28x;  1.2
◦ 3x + 7x = 28;  4
◦ 7x - 3x = 28;  7
◦ 3x(7 - x) = 28;  -7
Beginning and Intermediate Algebra ¦ Martin-Gay ¦ 6th Edition
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Marked as best answer by londonang on Mar 20, 2019

anyusername12131

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Reply #1 on: Mar 20, 2019
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
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londonang

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Reply 2 on: Mar 20, 2019
Great answer, keep it coming :)

nguyenhoanhat

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Reply 3 on: Yesterday
Excellent

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