Any number multiplied by 1 is the number. Think about it this way. If I have 1 group of 8 apples, how many apples do I have? I have 8 apples :)
Answer:
A = -2.2
B = -1.7
C = 1.87
D = 19.97
Step-by-step explanation:
A = 7.4 - 9.6 = -2.2
B = -2.2 + 0.5 = -1.7
C = -1.1(-1.7) = 1.87
D = 18.1 + 1.87 = 19.97
Answer: (-0.0549,-1.0732)
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