Tutors Answer Your Questions about Equations (FREE)
Question 601453: This problem is 8x squared minus 3 equals 10x or 8x^2-3=10x
Then it says solve. Please help. Thank you. I feel like I should get everything on one side and set it to 0 but, from there on I'm not sure what to do.
Click here to see answer by Alan3354(69443)  |
Question 601727: Ugh, having a mental lapse and would appreciate any and all help on these...
Simplify and write your answer to one significant digit:
(0.0086 X 10 (to the negative two power) ) (1.2 X 10 (to the eight power) )
___________________________________________________________________________
(2 X 10 (to the eight power) ) (60,000)
&
(40 X 10 (to the negatvie tenth power))(42 X 10 (to the negative fourth power) )
________________________________________________________________________________
(97, 400) (425)
These are also tripping me up:
Add, subtract, multiply, or divide, as indicated, and round each result to the proper number of significant digits:
52.8 X 10 (to the sixth power)
_______________________________
3.0 X 10 (to the tenth power
&
(53.41 X 10 (to the negative first power) + (327. X 10 (to the negative fourth power)
&
Write the result in of the following in rectangular form:
16/185degrees + 10.0/333degrees
&
A block of gold weighs 314 newtons. if the density of gold is 19,300 kilograms per cubic meter, what is the volume of the block?
What i've noticed is that they want the answers in scientific notation format...
Thanks so much!!
Click here to see answer by Alan3354(69443)  |
Question 602173: Hello could someone please help me with this equation, I am so stuck! I have tried to make a formula but it is not working. I tried (x*.2)+(y*.5)=25.30 but this formula does not include the 68 because I do not know where to put it. The equation is below.
Mike saves all his 50 cent & 20 cent coins. When he counts them he finds he has 68 coins amounting to $25.30. How many of each type of coin does he have?
Click here to see answer by Alan3354(69443)  |
Question 602173: Hello could someone please help me with this equation, I am so stuck! I have tried to make a formula but it is not working. I tried (x*.2)+(y*.5)=25.30 but this formula does not include the 68 because I do not know where to put it. The equation is below.
Mike saves all his 50 cent & 20 cent coins. When he counts them he finds he has 68 coins amounting to $25.30. How many of each type of coin does he have?
Click here to see answer by mananth(16946)  |
Question 603109: Exercise:
y+12=3
4+6+y
b-1/5=3/8
9=9-5
-6=d+3
10=7+d
96=16q
-50=25c
3/5c=-6
10y=-20
6(2d-5)=5(3d+2)+d
10(3a-4)=5(4c-3)-5a
2t--1+5t=4t=5-t
5p-9=2p+6
(-2p2q)(3pq)(-6pq3)
25n-50/5
5x+6>3
-3x>9
6x<12
2x,4x+10
6x>2x-6
Click here to see answer by Alan3354(69443)  |
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Older solutions: 1..45, 46..90, 91..135, 136..180, 181..225, 226..270, 271..315, 316..360, 361..405, 406..450, 451..495, 496..540, 541..585, 586..630, 631..675, 676..720, 721..765, 766..810, 811..855, 856..900, 901..945, 946..990, 991..1035, 1036..1080, 1081..1125, 1126..1170, 1171..1215, 1216..1260, 1261..1305, 1306..1350, 1351..1395, 1396..1440, 1441..1485, 1486..1530, 1531..1575, 1576..1620, 1621..1665, 1666..1710, 1711..1755, 1756..1800, 1801..1845, 1846..1890, 1891..1935, 1936..1980, 1981..2025, 2026..2070, 2071..2115, 2116..2160, 2161..2205, 2206..2250, 2251..2295, 2296..2340, 2341..2385, 2386..2430, 2431..2475, 2476..2520, 2521..2565, 2566..2610, 2611..2655, 2656..2700, 2701..2745, 2746..2790, 2791..2835, 2836..2880, 2881..2925, 2926..2970, 2971..3015, 3016..3060, 3061..3105, 3106..3150, 3151..3195, 3196..3240, 3241..3285, 3286..3330, 3331..3375, 3376..3420, 3421..3465, 3466..3510, 3511..3555, 3556..3600, 3601..3645, 3646..3690, 3691..3735, 3736..3780, 3781..3825, 3826..3870, 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