1) 5x=x+36+36, 5x=x+72, 5x-x=72,4x=72, x=18
2) x=3.5-2.1, x=1.4
3)x=-4.6*(-2.3) , (-)*(-)=(+) ,x =10.58
5x=x+36+36, 5x=x+72, 5x-x=72,4x=72, x=18 x=3.5-2.1, x=1.4
x=-4.6*(-2.3) , (-)*(-)=(+) ,x =10.58
1) 5x=x+36+36, 5x=x+72, 5x-x=72,4x=72, x=18
2) x=3.5-2.1, x=1.4
3)x=-4.6*(-2.3) , (-)*(-)=(+) ,x =10.58
5x=x+36+36, 5x=x+72, 5x-x=72,4x=72, x=18 x=3.5-2.1, x=1.4
x=-4.6*(-2.3) , (-)*(-)=(+) ,x =10.58