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1,081 Answered Questions for the topic Equations

Equations

03/19/14

x-9-3y 4x-2y=-6AND Question 2: x+y=4 -5x+2y=-6

Solve both using linear system of equations please quick

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Equations

03/10/14

Solve the word problem

Sachi has $28,000 to invest. Her financial planner suggests that she diversify her investment into three investment categories. Treasury bills that yield 3% simple interest annually, municipal... more

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Equations

03/10/14

Solve the word problem

In a baseball stadium, there are three types of seats available. Box seats are $ 10, reserved seats are $6, and lawn seats are $4. The stadium capacity is 3900. If all the seats are sold, the total... more

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Equations

02/25/14

how do you balance and what are the answers

46. Balance these equations:(a) ____Fe(s) + ____O2(g)h____ Fe2O3(s)(b) ____H2(g) + ____N2(g)h____NH3(g)(c) ____Cl2(g) + ____KBr(aq)h____Br2(l ) +____KCl (aq)(d) ____CH4(g) + ____O2(g)h____CO2(g)... more

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Equations

02/19/14

what is 21 = r/3 + 3

im trying to figure out the answer to my problem because i cant seem to get the answer so if this website can help thank you.

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Equations Algebra

02/17/14

Solve the following equation. Give your answer as an integer or single fraction

4(5y-5) = 6y+10 y=

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Equations Algebra

02/12/14

how do you solve 5+11(2-m)=m-9

im a seventh grader taking 8th grade math and my teacher didn't have time to fluently explain this to us so I am completely lost some one help please!

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Equations

02/11/14

how do i do equation problem

How can i solve this problem

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Equations Formula Quadratic Equations Compound Interest

02/01/14

The following formula is incorrect for compound interest with the symbols defined this way, can someone tell me why?

The following formula is incorrect for compound interest with the symbols defined this way, can someone tell me why? Compound Interest is described by A = P(1+rm)^n, where P is the... more

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Equations

01/28/14

3y+2x+xy+12=0 Is this an equation

A) How many different unlike terms are there in this equation? B) What is the like terms that could be combined with 0 if it was moved mathematically correctly to the right side of the... more

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Equations Linear Algebra Algebra Linear Equations

01/27/14

If a = -12/5, then 5x + 2y = 6 and 3x - ay = 4 are parallel.

True or False?

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Equations

01/25/14

0=24-9y+x -10y=-9x-26 solve by elimination

solve each system by elimination

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Equations Algebra Linear Equations Equation

01/24/14

The equations of two lines re x - 3y = 6 and y = 3x + 2. Determine if the lines are parallel, perpendicular or neither.

A) parallel B) perpendicular C) neither

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Equations Math Algebra Equation

01/24/14

The slope of a line whose equation is x = 6 is?

A) no slope B) 0 C) 6

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Equations Algebra Equation Slope

01/24/14

The slope of a line whose equation is 5x - 3y = 4 is?

A) 5/3 B) 4/5 C) -3/5

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Equations Math Algebra Equation

01/19/14

How do you find the b in this: y=2x (For graphing)

............................................................

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Equations Science

01/13/14

Balance equations

We are learning how to balance equations in science and it doesn't make any sense

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Equations

11/30/13

solve this equation? x2 -32 =0

working on solving equations...x2-32=0 can u help , Please?

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Equations

11/30/13

solve the equation. x2-32=0

i am working on equation. can u help me?

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Equations Algebra Algebra Equation System Of Equations

11/26/13

Use a matrix approach to solve the system

x − 3y − z = 133x + y − 4z = −13−2x + 5y + 3z = −19 x = ? y = ? z = ? (If the system has infinitely many solutions, express your answer in terms of k, where x = x(k), y = y(k), and z = k.... more

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