Question

me ajudem pfvr, é urgente

Answer 1

a) x . 21 = 6 . 14 => 21x = 84 +. x = 84/21 => x = 4

b) x.27 = 9.18 => 27x = 162 => x = 162/27 => x = 6

c) 3x = 84 => x = 84/3 => x = 28

d) 15x = 180 => x = 180/15 => x = 12