Questions on Algebra: Equations answered by real tutors!

Tutors Answer Your Questions about Equations (FREE)

Question 17454: What is 8y-3=15+2y
Click here to see answer by tjnw79(57)

Question 17516: IF N= -3 AND X =(N_5), WHAT IS THE VALUE OF X?
Click here to see answer by venugopalramana(3286)

Question 17511: I'm having problems putting this into an equation...
One number is five greater than another. If the sum of the lesser number and twice the greater is 61, what is the greater number?
My Work:
I don't even know where to start....
Thanks!

Click here to see answer by venugopalramana(3286)

Question 17615: 3-x/8=-2 Can somone help me with this?
Click here to see answer by venugopalramana(3286)

Question 17621: plz help me solve this equation x(2x-5)
Click here to see answer by piglet162431(90)

Question 17676: 6(x-2)-16=3(2x-5)+11
Click here to see answer by venugopalramana(3286)

Question 17721: i dont know how to solve this can you help the problem is -2(x-6)+7=35 solve the equasion and check your solution and i have to find out what x is
Click here to see answer by xcentaur(357)

Question 17919: x-2=5

Click here to see answer by whisper(27)

Question 17792: How do you solve, in step by step form:
-(3/5)[2/3-1/2(3/4-1/2)]
Click here to see answer by ivy12003(22)

Question 17878: -4x+7=-4x+4
Click here to see answer by xcentaur(357)

Question 17960: 5(x+3)+9 < or = to 3 (x-2)+6
5x+15+9 < or = to 3x-6+6
5x+24 < or = to 3x
5x/3x+24 < or = to 3x/3x
this is where I get hung up what do I do with the 5x/3x?

Click here to see answer by Earlsdon(6294)

Question 17964: #1)
-7x--26+6x
#2
-x+12=-4+x
Click here to see answer by xcentaur(357)

Question 17994: Please help me solve this problem. I got the answer as -2.4 however I am not sure of the steps or the rules that made this answer come about. The solver that is on this site seemed soooo confusing I would appreciate any help you can offer.
2a/3=8+4a
Thanks Amy Ward
Click here to see answer by xcentaur(357)

Question 18059: if 2x+y=7 what is the value of y when x=3
Click here to see answer by kunal_122(19)

Question 18091: 5(2x-1)-4x=6x+6 Solve the equation
I Get 11 when i try but that doesn't work when you plug it back into the equation.
Click here to see answer by venugopalramana(3286)

Question 18120: Prove that (4,3)is or is not a solution to the system.
x+2y=10
3x+5y=3
Click here to see answer by Earlsdon(6294)

Question 18120: Prove that (4,3)is or is not a solution to the system.
x+2y=10
3x+5y=3
Click here to see answer by tutor4u(2)

Question 18272: How do you find the variable in the equation below?
1095600 = x + (y + 0.04)
Click here to see answer by mmm4444bot(95)

Question 18311: The sum of two numbers is 15. Three times one of the numbers is 11 less than five times the other. Find the numbers.
Click here to see answer by yuvaraja(2)

Question 18338: 1. Find the value of C if 2xy-6x+7y+c is factorable
Click here to see answer by Earlsdon(6294)

Question 18386: at work, Jack must stuff 1000 envelopes w/ advertisements. He can stuff 12 envelopes in one minute, and he has 112 envelopes already finished. Solve 1000 = 12n + 112 to find how many minutes it will take jack to complete the task
Click here to see answer by piglet162431(90)

Question 18214: x/7=5 what does the variable equal?
Click here to see answer by MelanieBCC(40)

Question 18472: simplify
Click here to see answer by xcentaur(357)

Question 18470: how do you simplify
Click here to see answer by xcentaur(357)

Question 18585: im have trouble with this ? in the back of my grade 10 math book the answer is 1/6 here is the question
-3/y +6(4)=6
-3/y +24= 6 so i bring the 24 over it become a - now
= 6-24 =18
= -18
for the -3/y do i divide that into the -18, i thought when u bring it over to the other side i have to times it -3/y * -18

Click here to see answer by pwac(253)

Question 18577: 12m - 11n=2
18m + 7n =3

Click here to see answer by wuwei96815(245)

Question 18653: HI, THANK YOU FOR YOUR HELP! MY SON IS IN ADVANCED MATH BUT HIS TEACHER IS A LITTLE IMPATIENT WITH THE CLASS SO HE'S NERVOUS AND CAN'T FOLLOW AS EASY AS HE'D LIKE. HE HAS SOME EQUATIONS AND THE TOPIC IS "REMOVING PARENTHESIS" AND SIMPLIFY EACH EXPRESSION: EXAMPLR 4X - (9 - 3X) PLEASE EXPLAIN HOW HE COMES BY THIS ANSWER?
Click here to see answer by Alwayscheerful(414)

Question 18645: what is the answer to -R=38
Click here to see answer by Alwayscheerful(414)

Question 18738: 2x+72=4x
Click here to see answer by pwac(253)

Question 18738: 2x+72=4x
Click here to see answer by Alwayscheerful(414)

Question 18767: 5(3x+5)=4x-8
Click here to see answer by Paul(988)

Question 18767: 5(3x+5)=4x-8
Click here to see answer by Alwayscheerful(414)

Question 18756: may i please get the answer to "a number decreased by 14 is -46."
Click here to see answer by Alwayscheerful(414)

Question 18812: 2x+72=4x
Click here to see answer by Alwayscheerful(414)

Question 18649: I am not sure on how to solve: 9-4r-7
I tried the equation this way: 9-4r-7
-9 -9
4r = 16
-- --
4 4
r = 4
But have been told that this is the wrong answer.
can you help me?
Click here to see answer by piglet162431(90)

Question 18840: what is answer for -5/2t=-3/5
Click here to see answer by xcentaur(357)

Question 18911: 2(x - 1) = 3(x + 1)
Click here to see answer by wuwei96815(245)

Question 18924: -10x+3=-3x+12-4x
I'm not sure where to start on this. I can usually (but definitely not always) get it if I can get started. Please help!!
The more help the better!!!
Click here to see answer by wuwei96815(245)

Question 18948: what is the solve for a+a+a=180 solve for a

x+(x+34)=90 solve for x

3(x-6)=2(x-9) solve for x
Click here to see answer by Paul(988)

Question 18945: seperate 43 people into two groups so that the first group is 5 less than three times the second.
I don't really know how to describe the criteria of this problem, but it surely has something to do with algebra.
Click here to see answer by Paul(988)

Question 18922: 1.8x+2.8=2.5x+2.1
Click here to see answer by piglet162431(90)

Question 18921: 2x-2=4x+6
Click here to see answer by piglet162431(90)

Question 18964: I am in the 9'th grade. My homework is asking stuff like. y=-2. and it wants me to draw it on a graph. and other ?'s say x=4 i dont know how to plot the points. please show me how.
Click here to see answer by Alwayscheerful(414)

Question 18923: -10x+3=-3x+12-4x
Click here to see answer by Alwayscheerful(414)

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