3x + y = -3
Substitute y = x + 5 in the ‘y’ spot in the 3x + 7 = -3 equation
3x + y = -3
3x + x + 5 = -3
combine liked terms
4x + 5 = -3
-5 on both sides
4x = -8
/4 on both sides
x = -2
Answer:
x = -2
Answer:
Step-by-step explanation:
Answer: 56.816
Step by step: 10+20+23=53
7.2% of 53= 3.816
53+3.816=56.816
Answer: 6x^2 + 9x
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