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# 2 equations

A student has some \$1 bills and some \$5 bills totaling \$47. What 2 equations using substitutions can be used to solve?

# x^3(x^4)^2

i do not understand how to simplify this equation

# What would be the correct graph of the solution to the inequality -13 > -5 + 2 > -28

There is a list of graphs and i thought I got my answer right but none of the answers match. I thought the answer was -3 > x > -6. Is that wrong or is there something wrong with the question...

# compare 5 feet to 32 inches. The ratio is?

compare 5 feet to 32 inches. The ratio is?

# Find the center and radius of the circle whose equation is 2x^2-3x+2y^2+4y-20=0

The center of the circle is (?,?)   The radius of the circle is ?

# Find the center and radius of the circle whose equation is 5x^2+2x+5y^2-3y-19=0

The center of the circle is (?,?)   The radius of the circle is ?

# solotion algebretically

4-x/x-2=-2/x-2   volume of a cube V=s3 the length of the cube is round   a. 800cm(small) 3 b.500cm(small three)   formula for wind chill   w=33-(10...

# How do you write 5 + p in Algebra, as opposed to 5 x p? Thanks :)

How do you write 5 + p in Algebra, as opposed to 5 x p? Thanks :)

# x = 4, y = 12

Given that y varies directly with x, use the specified values to write a direct variation equation that relates x and y

# how do you work this problem?a/-9=2

how do I work this problem?   a/-9=2

# How would you simplify this:(x + 3y - 5z) - (x - 2y + 6z)I need assistance on solving

How would I simplify this equation, where do I start?

# what is y=x+4; (-7,1)

write equation of a line parallel to the given line but passing the given point.

# Factorise this equation.

The equation is as follows: 6mn+4m+3n+2

# How do I solve this equation: 5(x+3)-(4x-6)=-4

Help please!  I have substituted 25, 17, 13 and -25 from the answer bank - none of which balance out to a -4.  Completely stumped.

# if 6(2a-1) +8 =14 then find a

help me find the value of variable a

# the type of boundary line and shading for the graph of the inequality -2x - y >= -8

y = 2x + 8  I know it's going to be above the line and it is going to be dashed, but I don't know how to find the origin. Does it included the origin or does not include the origin...

# solve (y-1)(y-2)=0

solve the equation (y-1)(y-2)=0

# Algebra sloping

I am not good at graphing. I need to find the slope if it exists of the line containing the pair of points (3, 9) and (-2, -3)

# express this algebraically

example  the sum of x and y equals 3 more than z . Expressed algebraically= x + y = z + 3 Help! :( 1. simple interest is the product of "p" dollars, "r"...