Subtract -7x^2+1 from -2x^2-4x
1 answer:
Answer:5x^2-4x-1
Step-by-step explanation:
-2x^2-4x-(-7x^2+1)
-2x^2-4x+7x^2-1
Collect like terms
7x^2-2x^2-4x-1
5x^2-4x-1
You might be interested in
Answer:
Mark has 18 shirts
Given that together they have 140 shirts.
x + 7x - 4 = 140
8x = 140 + 4
8x = 144
x = 144/8
x = 18
Joe has 122 shirts
7x - 4
7 × 18 - 4
126 - 4
= 122
Answer:
50$
Step-by-step explanation:
First money he had = 20$
Second = 10$ * 3 = 30$
Total money he had = 20$+30$ =
= 50$
Mark as Brainliest
1) 61
2)7
3) 20,333.33333333333
Answer:
32
Step-by-step explanation:
b^2c^1
Let b=-4 and c= 2
(-4)^2 ( 2)^1
16 * 2
32
Answer:
2/3 --> 0.6667
7/12 --> 0.5833
8/13 --> 61.54%
12/17 --> 0.7059
Step-by-step explanation:
