Answer:
x = -6
Explanation:
0.6x + 0.2 = -0.7x - 7.6
add 0.7x to both sides:
0.6x + 0.2 + 0.7x = -0.7x - 7.6 + 0.7x
1.3x + 0.2 = - 7.6
subtract 0.2 from both sides:
1.3x + 0.2 - 0.2 = - 7.6 - 0.2
1.3x = - 7.8
divide both sides by 1.3:
1.3x = - 7.8
x = -6