Answer:
2.8
Step-by-step explanation:
2.2 -0.3 +0.9 =2.8
- × - = +
expand 0.5(0.6x-1.8)
= -0.3x+0.9
plug this back in so
2.2 - 0.3x+0.9
simplify from here so
2.2 +0.9 =
-0.3x +3.1 is your final answer
