1. 17 more than 4 times a number, m 2. times a number n , decreased by 7.5 3.the

Question

1. 17 more than 4 times a number, m 2. times a number n , decreased by 7.5 3.the number of cents in q quarters. 4. the amount of interest earned in one year at a rate of 3.5% on d dollars. 5.one angle of a triangle is 7 degree more than another angle. 6. A 17-hour task is shared between Robin and Tom. 7. George can paint a house twice as fast as rigerator. 18.The speed limit on an express way is 30 miles per hour faster than the speed limit on a local road. 20.The price for a refrigerator has increase by 6%.

Explanation / Answer

1. 17 more than 4 times a number, m

4m+17

2. times a number n , decreased by 7.5

2n-7.5

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