1) 16.4 - 5.4x = 14.78Simplify the equation:16.4 - 5.4x = 14.78-5.4x = 14.78 - 16.4-5.4x = -1.62x = -1.62 / -5.4x = 0.3
2) 10.2x - 7.4x + 0.88 = 2Simplify the equation:10.2x - 7.4x + 0.88 = 22.8x + 0.88 = 22.8x = 2 - 0.882.8*x = 1.12x = 1.12 / 2.8x = 0.4
3) 0.6y + 0.18y - 2.376 = 5.58Simplify the equation:0.6y + 0.18y - 2.376 = 5.580.78y - 2.376 = 5.580.78y = 5.58 + 2.3760.78*y = 7.956y = 7.956 / 0.78y = 10.23
Therefore, the solutions are:1) x = 0.32) x = 0.43) y = 10.23
1) 16.4 - 5.4x = 14.78
Simplify the equation:
16.4 - 5.4x = 14.78
-5.4x = 14.78 - 16.4
-5.4x = -1.62
x = -1.62 / -5.4
x = 0.3
2) 10.2x - 7.4x + 0.88 = 2
Simplify the equation:
10.2x - 7.4x + 0.88 = 2
2.8x + 0.88 = 2
2.8x = 2 - 0.88
2.8*x = 1.12
x = 1.12 / 2.8
x = 0.4
3) 0.6y + 0.18y - 2.376 = 5.58
Simplify the equation:
0.6y + 0.18y - 2.376 = 5.58
0.78y - 2.376 = 5.58
0.78y = 5.58 + 2.376
0.78*y = 7.956
y = 7.956 / 0.78
y = 10.23
Therefore, the solutions are:
1) x = 0.3
2) x = 0.4
3) y = 10.23