Relacionar Columnas 1-Step EquationsVersión en línea Please complete the matching game on 1-step Equations. por Jodie De Sordi 1 x + 12 = 8 2 x/-3 = 12 3 12 + x = -5 4 3x = -15 5 50 = -5x 6 x - 12 = 20 7 A letter used to represent a number. The noun of the sentence. 8 x/-4 = 40 9 10 + x = -1 10 A number sentence (has an equal sign) 11 3 + x = 15 12 12x = -144 13 The number before the variable, the adjective in 4x, the 4 would be the_________. -4 -11 -5 -12 Coefficient -10 12 -160 Equation Variable -17 32 -36