3 years ago

How much pure acid do you mix with 2L of 40% acid to get 70% acid

Mathematics

2 answers:

iris [78.8K]3 years ago

8 0

(2*40%+x*100%)/(2+x) = 70%; calculate x !

icang [17]3 years ago

8 0

Answer:

2*40 + x*100 = (2+x)*70

Step-by-step explanation:

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Slope = 1; y-intercept = -4 Write the linear equation in slope intercept form

krek1111 [17]

Answer:

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General Formulas and Concepts:

Algebra I

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m - slope
b - y-intercept

Step-by-step explanation:

Step 1: Define

Slope m = 1

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Step 2: Write function

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2 years ago

Alim buys 2 T-shirt for $ 9.50 each, a 3 pack of socks for $ 7.95, and a pair of shoes for $ 49.95 . The sales tax is $6 percent

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