Find the value of 3y when y= -7
2 answers:
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Answer:
Step-by-step explanation:
Given
Required
Evaluate
Start by dividing 15 by 3
Apply the following law of indices on indices x and z
So, the expression becomes:
Solutions
8 over 12 minus 4 over 12 =
- 
Fractions have two parts. The denominator and the numerator<span>.
</span>
The denominator in a fraction represents the total number of equal size pieces that make up a whole. For example 7/12 of a foot means one foot is broken into 12 equal sized divisions.
<span>The numerator in a fraction represents the number of pieces selected. If the numerator is larger than the denominator, the number is larger than one. For example, 15/12 of a foot is equivalent to.
</span><span>A common denominator is needed when adding, subtracting and comparing fractions because each object needs to be cut into the exact same size pieces to be able to combine, remove or compare.
</span>
and 
have the same denominator.
Solve
8 - 4 = 4
The denominator stay the same.
<span>Answer =</span>
8 over 12 minus 4 over 12 =
Fractions have two parts. The denominator and the numerator<span>.
</span>
The denominator in a fraction represents the total number of equal size pieces that make up a whole. For example 7/12 of a foot means one foot is broken into 12 equal sized divisions.
<span>The numerator in a fraction represents the number of pieces selected. If the numerator is larger than the denominator, the number is larger than one. For example, 15/12 of a foot is equivalent to.
</span><span>A common denominator is needed when adding, subtracting and comparing fractions because each object needs to be cut into the exact same size pieces to be able to combine, remove or compare.
</span>
Solve
8 - 4 = 4
The denominator stay the same.
<span>Answer =