Tentukan hasil pengurangan bentuk aljabar berikut A.(42n+35m+7)-(-50m-20n+9) B.(5x+3)-(x-1) C.(2y+15z)-(4y-8)

Question

Matematika Diposting : 2017-10-18 Diupdate : 2020-11-30 Sabrina17102004

Pertanyaan

Tentukan hasil pengurangan bentuk aljabar berikut
A.(42n+35m+7)-(-50m-20n+9)
B.(5x+3)-(x-1)
C.(2y+15z)-(4y-8)

Answer 1

a.42n+35m+7+50m+20n-9
=42n+20n+35m+50m+7-9
=62n+85m-2