Solved on Nov 17, 2023

Simplify the expression 14+910y35y+78\frac{1}{4}+\frac{9}{10} y-\frac{3}{5} y+\frac{7}{8} and select the correct answer.

STEP 1

Assumptions1. The given expression is 14+910y35y+78\frac{1}{4}+\frac{9}{10} y-\frac{3}{5} y+\frac{7}{8}. . We need to simplify this expression to its simplest form.

STEP 2

We can simplify the expression by combining like terms. The like terms in this expression are the terms with the variable yy.
910y5y\frac{9}{10} y - \frac{}{5} y

STEP 3

Before we can combine these terms, we need to make sure they have the same denominator. The least common denominator (LCD) of10 and5 is10.
So, we rewrite 35\frac{3}{5} as 610\frac{6}{10}.

STEP 4

Now, we can subtract the fractions.
910y610y=310y\frac{9}{10} y - \frac{6}{10} y = \frac{3}{10} y

STEP 5

Now, let's combine the constant terms 14\frac{1}{4} and 78\frac{7}{8}.
Again, we need to find the LCD of4 and8, which is8.
So, we rewrite 14\frac{1}{4} as 28\frac{2}{8}.

STEP 6

Now, we can add the fractions.
28+8=98\frac{2}{8} + \frac{}{8} = \frac{9}{8}

STEP 7

The fraction 9\frac{9}{} is an improper fraction. We can convert it to a mixed number by dividing the numerator by the denominator.
9=11\frac{9}{} =1 \frac{1}{}

STEP 8

Now, we can write the simplified expression by combining the results from steps4 and7.
310y+118\frac{3}{10} y +1 \frac{1}{8}So, the simplified form of the given expression is 310y+118\frac{3}{10} y +1 \frac{1}{8}.
Looking at the options, this matches with option C) 310y+118\frac{3}{10} y+1 \frac{1}{8}.

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