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3 years ago

Evaluate −3x+5y when x=16 and y=14. Write your answer as a fraction in simplest form.

Mathematics

2 answers:

adelina 88 [10]3 years ago

8 0

Step-by-step explanation:

We need to place the value of x and y in the equation.

Let's Do!

$\sf{ - 3x + 5y}$

$\rm{ - 3(16) + 5(14)}$

$\sf{- 48 + 70}$

$\rm{= 22}$

As a fraction,

$\bf{ = \dfrac{22}{1}}$

is the required answer.

Hope it helps :)

emmasim [6.3K]3 years ago

6 0

Answer:

22??

Step-by-step explanation:

-3x + 5y

-3(16) + 5(14)

-48 + 70

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Combine like terms to simplify the expression:<br> 1.17-0.07a+(-3.92a)

Pachacha [2.7K]

After combining like terms and simplifying $1.17-0.07a+(-3.92a)$ we get $1.17-3.99a$

Step-by-step explanation:

We need to combine like terms to simplify the expression:

$1.17-0.07a+(-3.92a)$

Like terms: The terms are like when they have same variable and same exponent.

Solving:

$1.17-0.07a+(-3.92a)\\=1.17-0.07a-3.92a\\=1.17+(-0.07a-3.92a)\\=1.17+(-3.99a)\\=1.17-3.99a$

So, After combining like terms and simplifying $1.17-0.07a+(-3.92a)$ we get $1.17-3.99a$

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