Multiply -1 (the - sign is equal to -1) to both numbers in the parenthesis.
-1 * 3x = -3x
-1 * -8 = 8
So now the equation looks like....
10x - 3x + 8
Now combine like terms.
10x - 3x = 7x
7x + 8 is the answer.
**I had a hard time reading what you wrote there because it was not really that clear. Perhaps giving me a screen shot next time would make it easier for me. Thanks!
351
I did the math in my calculator
Also learned how to do this last year
Answer:
Here are the answer to your question
1. Rhombus
2. Diagonals are congruent
Here is the answer for the rest of the quick check if anyone needs them
3. Diagonals are perpendicular and diagonals are congruent
4. 4
Answer:
7/4
Step-by-step explanation:
1 3/4=1 x 4=4 + 3=7/4
Area = (base * height) / 2
60 = (12 * h) / 2
120 = 12h
h=10 yards