179 Answered Questions for the topic Solve Equation

01/19/15

01/01/15

#### Solve for x , equation of a line

1.  Solve for m.    2mn-3=16   2. Gives the coordinates (2,2) and (4,-1) find the equation of the line.

12/24/14

#### if 10+x is 5 more than 10, what is the value of 2x

I want to find the value of 2x in this equation.

12/07/14

#### Solve S = 3f - 12 for f.

Solve S = 3f - 12 for f. Choose one answer. just give me an explanation and the ANSWER I just need to check my own. A. f = S+3/12  B. f = S+12/3  C. f = S + 12   D. f = S - 12

11/24/14

#### solve the equation for x 10^2=(x+2)^2+x^2

trying to figure this question on my test review

11/23/14

#### Find the car's best gas mileage given the following information.... (description)

Most cars get their best gas mileage when traveling at relatively low speeds. Suppose the gas mileage for a particular car is given by the equation:   M(s)=(-1/28)s^2+3s-31   where s is the... more

11/20/14

#### Solve the equation sin3x=0.5, [-pi,pi]

Is the answer pi/18, 13pi/18, -11pi/18, 5pi/18, 17pi/18 and -7pi/18?

10/21/14

#### Solve for x.

sqr(3)(sin(x))+(cos(x))=2   How do i get an answer of x = π/3 +2kπ, k=0,±1,±2,±3...(i.e.,...,-5π/3,π/3,7π/3,...)   The π is pi

10/19/14

#### how to solve these equations step by Step

x2-9x+20=0   2x2-7=-6

10/17/14

#### x+1divided by 8=x/4

Solve equation, write a justification for each step, and check solution.

09/29/14

09/17/14

#### solve 3(x+1) +2(3x+3) = 45

solve 3(x+1) +2(3x+3) = 45

09/07/14

#### I'm having trouble in my hs pre calc class

I'm confused on how to solve and simplify. for example x2-6x +4=0

08/21/14

#### Susie picked peaches for her elderly neighbor. In a 7-day period, she collected 182 peaches total. Each day she picked 6 more peaches than the day before. How m

Susie picked peaches for her elderly neighbor. In a 7-day period, she collected 182 peaches total. Each day she picked 6 more peaches than the day before. How many peaches did she pick the 1st day?... more

08/20/14

#### Simplify the expressions and solve the equations

1. 1 over t-1 minus 3 over t-3 both equal 1/4   2. 4x2 - x - 14 over x-2 divided by 4x2 + x-14 over x+2

07/24/14

#### how do you solve this trig equation? how do you simplify to isolate x?

cos x(2sinx + sqr root 3)(-sqr root 2 cosx + 1) = 0

07/03/14

#### 1500 tickets were sold lawn seats cost 15.00 and 25.00 for pav seats, how much for each type were sold using two equations with variables

1500 concert tickets were sold for Jazz fest. $25.00 for P seats and$15.00 for L seats totaling 28,500. How many of each were sold.    Answer by using two equations and two variables

06/18/14

#### find the equation of a line passes through the points (-5,8) and (-3,-8)

ive been having trouble with this promblem can you solve it for me because this really har

04/23/14

#### x^2+x=12 solve using quadriatic formula

I know the answer is 3,-4 could you please show me how to work it all out. thank you Please use quadratic formula

04/21/14

#### solve equation

please help solve   if  f(x) = 2x + 4, and g(x) = (x^2 + x + 5), find g (f(x).       solve y = 3^x

04/19/14

#### solve an equation if -2 is a root

how do I solve the equation x^3 + 2x^2 + x + 2 =0, if -2 is a root     thanks

04/18/14

#### 4 sin x =-1+2 sin x

solve the equation for  0≤ x < 2 pie

04/18/14

#### -2cos x+square root of 3 = 0

solve the equation for 0 less than or equal to x less than 2 pie

03/20/14

02/18/14

#### 4X3+28X2-240X=0 BY completing the square

I know the answer is x=5 or x=-12. but could you show me how to work it out. than you. solve this equation by completing the square.

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