3(2a-5) = 12-7a
6a-15=12-7a
6a+7a=12+15
13a= 27
27=3c-3(6-2c)
27=3c-18+6c
27+18=3c+6c
45=9c
C=45/9
C=5
6c-8-2c=-16
6c-2c=-16+8
4c=-8
C=-8/4
C=-2
- How do you simplify this?
- x²y+xy² / y²+2/5 × xy
Factor the expressions that are not already factored.
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<u>How </u><u>to</u><u> factorise</u><u> </u><u>:</u><u>-</u>
<u>NUMERATOR</u>
Factor out xy.
<u>DENOMINATOR</u>
Factor out 1/5.
_____
Continuing...
Cancel out y in both the numerator and denominator.
Expand the expression.
This can further simplified to as
Answer:
≈ 3.14
Step-by-step explanation:
π, or pi, is an irrational number. We mathmaticians round it to 3.14.
8 is the denominator in the division problem
Answer:
obtuse
Step-by-step explanation:
as one angle is bigger than 90°