Harini10
Harini10 Harini10
  • 18-09-2018
  • Mathematics
contestada

I need help with 6 a) and all of 7 :)

I need help with 6 a and all of 7 class=

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s1m1
s1m1 s1m1
  • 18-09-2018
6 a)
((10+2)•3^2 ) -2= 12•9-2=108-2=106
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sqdancefan
sqdancefan sqdancefan
  • 21-09-2018

6a) (10 +2)×3² -2 = 106

7a) 20÷(2 +2)×2² +6 = 26

7b) 20÷(2 +2×2²) +6 = 8

7c) 20÷2 +2×(2² +6) = 30

7d) (20÷2 +2)×(2² +6) = 120

Answer Link

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