BeeShyanne
21.10.2020 •
Mathematics
Given f(x) = -5(2x-7 )- 19, what is the
value of f(-2)?
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Ответ:
X=1.8
Step-by-step explanation:
f(X)=-2
-5(2x-7)-19=-2
-10x+35-19+2=0
-10x=-18
X=-18÷(-10)
X=1.8
Ответ:
Step-by-step explanation:
A ratio is a comparison of two numbers or measurements. The numbers or measurements being compared are called the terms of the ratio. A rate is a special ratio in which the two terms are in different units. For example, if a 12-ounce can of corn costs 69¢, the rate is 69¢ for 12 ounces.