shresthasunita729 shresthasunita729
  • 12-03-2024
  • Mathematics
contestada

subtract
4ax + 8by - 7 from 9ax- 6by + 8
​

Respuesta :

jimrgrant1 jimrgrant1
  • 12-03-2024

Answer:

5ax - 14by + 15

Step-by-step explanation:

The calculation required is

9ax - 6by + 8 - (4ax + 8by - 7 ) ← distribute parenthesis by - 1

= 9ax - 6by + 8 - 4ax - 8by + 7 ← collect like terms

= (9ax - 4ax) + (- 6by - 8by) + (8 + 7)

= 5ax + (- 14by) + 15

= 5ax - 14by + 15

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