Answer:
1) -17x-9
Step-by-step explanation:
1)
(-2x^3+x-5)+(x^3-3x-4)
Combine like terms using P.E.M.D.A.S:
(-2x^3+x-5)+(x^3-3x-4)
(-9x-5)+(-8x-4)
Combine like terms:
(-2x^3+x-5)+(x^3-3x-4)
(-9x-5)+(-8x-4)
-17x-9
I hope this helps a bit!☺
Answer:
(shown in attached picture)
Answer:
657kg
Step-by-step explanation:
405 ÷ 45 = 9
9 x 73 = 657kg
I hope this helps!
Answer:
-54
Step-by-step explanation:
x-18=-72
x=-72+18
x=-54
<span><span>problem<span>Solve 6x + 5 = 10 + 5x. Check your solution.</span></span><span><span> </span><span><span>This equation has x terms on both the left and the right. To solve an equation like this, you must first get the variables on the same side of the equal sign.</span> <span>You can subtract 5x on each side of the equal sign, which gives a new equation: x + 5 = 10. This is now a one-step equation!</span> Subtract 5 from both sides.</span></span><span>Check <span><span>Check your solution by substituting 5 for <span>x </span>in the original equation.</span> This is a true statement, so the solution is correct.</span></span><span>Answerx<span> = 5</span><span> </span></span></span>
