Don't give me the answer just explain where I messed up.
2 answers:
Answer:
9x^2 -2x+8
Step-by-step explanation:
( 9x^2 -5x) - ( -3x -8)
Distribute the minus sign
( 9x^2 -5x) +3x +8
Combine like terms
9x^2 -2x+8
The x^2 should be positive and you have it as negative
Answer:
Their is not supposed to be a negative sign infront of the 9x
Step-by-step explanation:
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Answer:
h = 40°
Step-by-step explanation:
These 2 angles are congruent due to the Corresponding Angles Theorem.
-2/15=13/15
Step-by-step explanation:
2/3-4/5=13/15
2/15=13/15
1/2 are science because if you make 1/3, 2/6 + 1/6= 3/6. 3/6 = 1/2. 1/2 and 1/2 make a whole.
Answer:
perimeter = 19.42 ft
Step-by-step explanation:
perimeter of semi circle = 6π/2 = 9.42
perimeter of cone = 5 + 5 = 10
10 + 9.42 = 19.42 ft
Answer:
6x + 6y just add all the 2x then 2y
