alyssacates221
alyssacates221 alyssacates221
  • 23-01-2017
  • Mathematics
contestada

Please help me it is very hard to figure it out...

Please help me it is very hard to figure it out class=

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graveltotempo graveltotempo
  • 23-01-2017
question 4. 4(x)-8
4(5)-8
20-8=12

Answer Link
Vimal1
Vimal1 Vimal1
  • 23-01-2017
#4
Expression: 4x - 8
Ana age = 4×5 - 8 = 12

#5
Expression: 30 + 2x
Total amount = 30 + 2×8 = 46

#6
52 - 3y = 30
If y = 2, then 52 - 3×2 = 46

#7
Expression: (3/4)x - 10
Weight of blue suitcase = 3/4 × 36 - 10 = 17
Weight of both suitcases = 17 + 36 = 53
Answer Link

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