Answer:
the exact answer is 1.98
if we rationalize denominator we get root 0f 10 times pi divided by 5
root of 10 is about 3.1 (
) so we have
≈ 9.6/5 = 1.92
Step-by-step explanation:
= 
Answer:
2p-1
Step-by-step explanation:
-4p-(1-6p)
when there is "-" in front of an expression, change the sign of each term of the expression.
-4p -1 + 6p
-4p + 6p =2p
2p -1
-c +4d
Step-by-step explanation:

Group like terms and simplify

Answer:
27/20
Step-by-step explanation:
The absolute value of any expression is always positive or zero
3/5 + 3/4
Add the fractions
27/20
Solution
27/20
Alternate form
1 7/20, 1.35
Answer:
<h2>
0.67</h2>
Step-by-step explanation:

Distribute 5 through the parentheses

Distribute 4.7 through the parentheses

Move ' 4.7 y ' to L.H.S and change it's sign

Move constant to R.H.S and change it's sign

Collect like terms

Calculate

Divide both sides of the equation by 0.3

Calculate

Hope this helps...
Best regards!!