bxymichelle
21.06.2019 •
Mathematics
Find the sum of 4x^{2} -4+6 and -7^{2} +3x+1
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Ответ:
4x² + 3x + 52
Step-by-step explanation:
1. rearrange & simplify terms:
(4x² - 4 + 6) + (3x - 7² + 1) . . .
(4x² + 2) + (3x + 49 + 1) . . .
(4x²+2) + (3x + 50).
2. combine like terms in standard form:
4x² + 3x + 52
Ответ:
x + 2y = 8
0 + 2y = 8
2y = 8
y = 4
The coordinates of the point is (0,4)