Answer: B. Integer
Step-by-step explanation:
Answer:
2.64
0.9(x + 1.4) - 2.3 + 0.1x = 1.6
0.9x + 1.26 -2.3 + 0.1x - 1.6 = 0
(0.9x + 0.1x) + (1.26 - 2.3 - 1.6) = 0
x - 2.64 = 0
x = 2.64
4
5 * 10^18
(3.5×10)÷(7×10^-9)
= (3.5 / 7) / 10^(10+9)
= 0.5 * 10^19
= 5 * 10^18
Solving for a
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