Mathematics

Question

Can someone help please~~!?
Can someone help please~~!?

1 Answer

  • 12x + 12 + 15 + 3x + 18 = 180
    15x + 45 = 180
    15x = 180 - 45
    15x = 135
    x = 135/15
    x = 9 

    m < A = 12x + 12 = 12(9) + 12 = 108 + 12 = 120....A is 120
    m < C = 3x + 18 = 3(9) + 18 = 27 + 18 = 45....C is 45

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