10x+8-2x+x(to the 3rd power)+5
X+X+2x(to the 3rd power)+3X
2 answers:
Answer:
10x+8-2x+x(to the 3rd power)+5 = 2.8x+x^2+13
X+X+2x(to the 3rd power)+3X = 5.2x^3+55x
Step-by-step explanation:
2.8x+x^2+13
<span>5.2x^3 +5x </span>hope this helps
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