Evaluate 9.1v +8.9w when v= 7 and w= 8.

134.9

Step-by-step explanation:

Plug v and w into the expression.

v=7

w=8

9.1(7)+8.9(8)

Then simplify

63.7+71.2=134.9

step-by-step explanation:

first, eliminate the parenthesis:

3

x

+

2

−

4

x

second, group like terms:

3

x

−

4

x

+

2

third, combine like terms:

(

3

−

4

)

x

+

2

→

−

1

x

+

2

→

−

x

+

2

a

step-by-step explanation:

the denominator cannot be the same as one of the factors.

8 denominator times 2 denominator = 16

and 7 numerator time 11 = 77

77/16= 77/16 ( they cannot be further simplified)