Answer: 1.25a + 4.4
Explanation:
1.5a + 4.7 + 0.25a + -0.3 + -0.5a
1.5a + -0.5a = 1a
1a + 4.7 + 0.25a + -0.3
0.25a + 1a = 1.25a
1.25a + 4.7 + -0.3
4.7 + 0.3 = 4.4
1.25a + 4.4
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