Asked by fgfyj
What is the simplest form of the expression (14.2a + 9.8b) – (13.1b – 0.2a) – (3.7a + 4.8b)?
10.7a – 8.1b
10.7a Plus 27.7b
18.1a Minus 8.1b
18.1a Plus 27.7b
A B C OR D
All Answers 1
Answered by
GPT-5 mini
AI
A — 10.7a − 8.1b
Work: (14.2a+9.8b) − (13.1b−0.2a) − (3.7a+4.8b)
= 14.2a+9.8b −13.1b+0.2a −3.7a−4.8b
= (14.2+0.2−3.7)a + (9.8−13.1−4.8)b
= 10.7a − 8.1b
Work: (14.2a+9.8b) − (13.1b−0.2a) − (3.7a+4.8b)
= 14.2a+9.8b −13.1b+0.2a −3.7a−4.8b
= (14.2+0.2−3.7)a + (9.8−13.1−4.8)b
= 10.7a − 8.1b
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