# Hotmath

Title:
Hotmath
Author:
Hotmath
Chapter: Solving Linear Equations Section: Solving Equations Involving Decimals and Fractions

Problem: 1

Round the given number to the tenths place.

–435.84246

Problem: 3

Round the given number to the tenths place.

2.0735 + 43.5591

Problem: 5

Round the given number to the tenths place.

2.41(3.68)

Problem: 7

Round the given number to the hundredths place.

6.3709

Problem: 9

Round the given number to the hundredths place.

–32.378 – 6.421

Problem: 11

Round the given number to the hundredths place.

–17.973(–6.579)

Problem: 13

Solve the given equation and approximate the result to the nearest hundredth. Check the rounded result.

28 = –16 + 7 a

Problem: 15

Solve the given equation and approximate the result to the nearest hundredth. Check the rounded result.

–9 x + 51 = –26

Problem: 17

Solve the given equation and approximate the result to the nearest hundredth. Check the rounded result.

16 – 7 y = 7

Problem: 19

13 x – 30 = 111

Problem: 21

–17 + 43 a = 59

Problem: 23

30 = 15 – 10 d

Problem: 25

237 = 77 z – 41

Problem: 27

5(37 – 11 x ) = 81

Problem: 29

3(–5 x + 9) = – x

Problem: 31

Solve the equation to the hundredths place.

16.94 – 2.27 x = 17.57 x – 13.25

Problem: 33

Solve the equation to the hundredths place.

5(3.29 + 1.69 x ) = 12.37 x – 4.28

Problem: 35

Solve the equation to the hundredths place.

37.4 x + 2.3 = –32.4 + 41.6 x

Problem: 37

Solve the given equation and approximate the result to the nearest hundredth. Check the rounded result.

–34 m + 73 = 47

Problem: 39

Solve the given equation and approximate the result to the nearest hundredth. Check the rounded result.

33 = 26 x – 4

Problem: 41

Solve the given equation and approximate the result to the nearest hundredth.

48.27 x + 3.26 = 51.98 x

Problem: 43

Solve the given equation and approximate the result to the nearest hundredth.

3.85 x – 3.98 = –5.92 x

Problem: 45

Solve the given equation and approximate the result to the nearest hundredth.

9.82 x – 8.93 = 8.62 + 14.84 x

Problem: 47

Multiply the equation by a power of 10 in order to write an equivalent equation with integer coefficients.

–0.345 y – 0.744 = 3.978 y

Problem: 49

Multiply the equation by a power of 10 in order to write an equivalent equation with integer coefficients.

2.5 n – 0.635 = 0.15 n + 7.0

Problem: 51

You have \$72.16 to spend on a pair of shoes. The sales tax is 7%. What is the maximum amount the shoes can cost?

Tax: 7%

Problem: 53

You have \$9.26 to spend for dinner.

You want to leave at least a 12% tip. What is the maximum you can spend on dinner?