Answer:
The answer to your question is below
Step-by-step explanation:
(2x⁴ + 7x³ - 3x + 9) - (6x⁴ - 3x³ - 6x² - 17)
Step 1. take out the parenthesis, in the second term, change the signs
2x⁴ + 7x³ - 3x + 9 - 6x⁴ + 3x³ + 6x² + 17
Step 2. Group like terms
(2x⁴ - 6x⁴) + (7x³ + 3x³) + (6x²) + (-3x) + (9 + 17)
Step 3. Simplify like terms
-2x⁴ + 10x³ + 6x² - 3x + 26
Answer:
you should use multiatication
Step-by-step explanation:
Answer:
0.95
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42°
Step-by-step explanation:

(Angles in linear pair)



(Angle sum postulate of a triangle)



(corresponding angles)

(vertical angles)


Answer:
y = 2x - 2
Step-by-step explanation:
2 x + y = 2
2x - 2 = y