egenshd
egenshd
26-01-2018
Mathematics
contestada
How to write a equivalent expression
Respuesta :
gustanika
gustanika
26-01-2018
Number 1
7(y + 2)
= (7 × y) + (7 × 2)
= 7y + 14 (this is the equivalent expression)
Number 2
8(2a - 4)
= (8 × 2a) - (8 × 4)
= 16a - 32
(this is the equivalent expression)
Number 3
(8 + 5)(b
× 8)
= 13(8b)
(this is the equivalent expression)
= 104b
(this is also the equivalent expression)
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