Answer:
27/35 is the exact answer
7/10 is an estimate
Step-by-step explanation:
4/7+2/10
Simplify the fraction
4/7+1/5
The common denominator is 35
4/7*5/5 + 1/5 *7/7
20/35 + 7/35
27/35
To estimate
4/7 is close to 1/2
2/10 is close is 1/5
1/2 + 1/5 =
5/10 + 2/10 = 7/10
Answer:
Step-by-step explanation:
3x + -3x - 4y = 8 - 3x
-4y = 8 - 3x
-----------------
-4
y = 8/-4 + 3/4 x
y = -2 + 3/4x
The answer to this question is x=5
Answer:
18
Step-by-step explanation:
don't listen to me this just from what I know.
For number 1, theat is not a right triangle as a squared plus b squared does not equal c squared