Linear Equations

Question 1

Solve the equation:
4( x - 1) = x + 17

Answer 1

x = 7

Question 2

Solve the equation:
7m -32 = 10 -2(3 + m)

Answer 2

m = 4

Question 3

Solve the equation:
16 + 0.55x = 0.75(x + 20)

Answer 3

x = 5

Question 4

Solve the equation:
5 - (8 + 2x) = 7 + 2(x -3)

Answer 4

x = -1

Question 5

Solve the equation:
0.22(x + 6) = 0.2x + 1.8

Answer 5

x = 24

Question 6

Solve the equation:
2a - 5 = 4( 3a + 1) - 2

Answer 6

a = -7/10

Question 7

Solve the equation:
3( 2y + 1) - 2(y - 2) = 3

Answer 7

y = -1

Question 8

Solve the equation:
2[ 2x - (x + 3)] = 6(x + 5)

Answer 8

x = 0

Question 9

Solve the equation:
5 + 3[ 1 + 2( 2x - 3)] = 6( x + 5)

Answer 9

x = 20/3

Question 10

Solve the equation:
-2[ 4 - (3b + 2)] = 5 - 2(3b + 6)

Answer 10

b = -1/4

Question 11

Solve the equation:
0.3(t + 15) + 0.4(t +15) = 21.5

Answer 11

t =10

Question 12

Solve the equation:
9(v + 1) - 3v = 2(3v + 1) - 8

Answer 12

no solution

Question 13

Solve the equation:
√2x - 2 = 0

Answer 13

x = √2

Question 14

Solve the equation:
√ 3x - 1 = 5 - 3√ 3

Answer 14

x = 2√3 - 3

Question 15

Solve the equation:
3√ 2 - √6x = √ 8

Answer 15

x= √ 3/3

Question 16

Solve the equation:
3/4 - 3/5x = 19/20

Answer 16

x = -1/3