Mikayla33409 Mikayla33409

04-01-2022
Mathematics

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need help with question 7 and 8 with awnser please check photo for problems

need help with question 7 and 8 with awnser please check photo for problems class=

Respuesta :

fieryanswererft fieryanswererft

04-01-2022

Answer:

7) 230mm

8) 98m

Step-by-step explanation:

7)

7x+8+6x+6+9x-4 =22x+10

if x is 10 mm, 22(10)+10 =230mm

8) perimeter of rec =2( l + w )

=2 ( 2x-5+2x+6 ) = 8x + 2

if x is 12 metres, 8(12)+2 =98m

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