Datrys Hafaliadau Llinol - Anhysbys pob Ochr

Datryswch yr hafaliad: 8k + 14 = 6k + 24

• k = 5
• k = 9
• k = 3.5
• k = 2
• k = 6

Datryswch yr hafaliad: 4z + 29 = 5z + 17

• z = 16
• z = 12
• z = 13
• z = 10
• z = 13

Datryswch yr hafaliad: 11a - 10 = 4a + 4

• a = -1
• a = 8
• a = 2
• a = 4
• a = -2

Datryswch yr hafaliad: 2a + 60 = 10a - 20

• a = 9
• a = 9
• a = 14
• a = 10
• a = 15

Datryswch yr hafaliad: 6k + 11 = 32 - k

• k = 8
• k = 2.5
• k = 0
• k = 13
• k = 3

Datryswch yr hafaliad: 51 - 10𝑥 = 2𝑥 + 15

• 𝑥 = 3
• 𝑥 = 4.5
• 𝑥 = 0.5
• 𝑥 = 0
• 𝑥 = 4

Datryswch yr hafaliad: 3y - 1 = 49 - 7y

• y = 7
• y = 5
• y = 9
• y = 3
• y = 2

Datryswch yr hafaliad: 16 - 2α = 3α - 14

• α = 7
• α = 9
• α = 6
• α = 7.5
• α = 5.5

Datryswch yr hafaliad: 9n - 56 = n - 8

• n = 5.5
• n = 5
• n = 14
• n = 6
• n = 8

Datryswch yr hafaliad: α - 10 = 4α - 31

• α = 8.5
• α = 3
• α = 8
• α = 17
• α = 7