Datrys Hafaliadau efo Cromfachau / Solving Equations w/ Brackets

Datryswch yr hafaliad: 3(x + 7) = 30

Datryswch yr hafaliad: 9(y - 5) = 18

Datryswch yr hafaliad: 5(n + 1) + 8 = 48

Datryswch yr hafaliad: 3(a - 5) + 7 = 19

Datryswch yr hafaliad: 7(y + 4) = 70

Datryswch yr hafaliad: 2(n - 5) = 6

Datryswch yr hafaliad: 4(x + 3) - 7 = 49

Datryswch yr hafaliad: 8(x - 5) - 7 = 41

Datryswch yr hafaliad: 3(2p + 3) = 27

Datryswch yr hafaliad: 2(4x - 2) = 28