Answered

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the price of a computer was decreased by 20% to £136. what was the price before it was decreased

Sagot :

bowenskids09

Answer:

170

Step-by-step explanation:

Let x be the original price

x* .20 is the decrease

x - .20x = new price

.80x = new price

.8x = 136

Divide each side by .8

.8x/.8 = 136/.8

x =170

Answer:

7

Step-by-step explanation:

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