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2 years ago

4x + 8y 4(2) +8(-1) 8 +(-8) 0 What is the answer?

Mathematics

1 answer:

neonofarm [45]2 years ago

4 0

Not much info. x=2, y= -1

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5^n=0.2 need to find value of n

lozanna [386]

Answer:

Below

Step-by-step explanation:

5^n = 0.2

First write the number in exponential form with the base of 5 :

5^n = 5^-1

Because the bases are the same, we can set the exponents as equal :

x = -1

Hope this helps! Best of luck <3

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2 years ago

The sales tax for an item was $12.80 and it cost $320 before tax.

antiseptic1488 [7]

Answer:

Step-by-step explanation:

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Answer:

Step-by-step explanation:

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2 years ago

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Orlov [11]

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2 years ago

A recipe calls for 3/4 of a cup of flour to make 5/8 of a pound of bread

schepotkina [342]

Answer:

$\huge\boxed{\sf 1 \ pound \ of \ dough = 1\frac{1}{5} \ cup \ of \ flour}$

Step-by-step explanation:

$\displaystyle \underline{Given \ that:}\\\\\frac{5}{8} \ pound \ of \ dough = \frac{3}{4} \ cup\ of \ flour\\\\Multiply \ 8 \ to \ both \ sides\\\\5 \ pounds \ of \ dough = \frac{3}{4} \times 8 \ cup \ of \ flour\\\\5 \ pounds \ of \ dough = 3 \times 2 \ cup \ of \ flour\\\\5 \ pounds \ of \ dough = 6 \ cups \ of \ flour\\\\Divide \ both \ sides \ by \ 5\\\\1 \ pound \ of \ dough = \frac{6}{5} \ cup \ of \ flour\\\\\boxed{1 \ pound \ of \ dough = 1\frac{1}{5} \ cup \ of \ flour}\\\\$

$\rule[225]{225}{2}$

Hope this helped!

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2 years ago