Algebra Word Problem Solutions

A 1966 Andy Warhol portrait of Marlon Brando on his motorcycle sold for $5 million at Christies

To find: All the natural number Answers for the congruence
${\displaystyle 4x\equiv 24b\text{mod}8}$.

Tell whether the function represents exponential growth or decay. $b(x)=13(0.7{)}^x$

Determine whether the function represents exponential growth or exponential decay. Then identify the percent rate of change. $y=10(1.07{)}^t$

$x+5=-17$
Find equation x

Solve the equation for x and simplify the answer if possible.Indicate which solving technique is used,Linear,Factor,SRP,QF
${\displaystyle 5x^2+12x-20=-3x}$

What number is 75% of 30?

During the 2014 to 2015 NHL season Henrik Sedin of the Vancouver Canucks had a total of 12 less than 1/2 the number of shots on goal than his brother Daniel. If Henrik had 101 shots on goal how many did Daniel have?

Deduce from the Completeness Axiom that there exists a square root of a real number a if and only if $a\ge 0$

Monica cashed her paycheck at Ready Cash. The fee at Ready Cash to cash a check is 10% of the amount of the check. Her paycheck was $538. How much was the fee for Monica to cash her paycheck?

${\displaystyle 5\{-2+3[4-2(3+5)]\}}$

Solve each equation. ${\displaystyle 5=\frac{p}{4}}$

Find the average value of F(x, y, z) over the given region. $F(x,y,z)=x2+9$ over the cube in the first octant bounded by the coordinate planes and the planes $x=2,y=2,andz=2$.

Write inequalities to describe the sets The solid cube in the first octant bounded by the coordinate planes and the planes $x=2,y=2,andz=2$

Find the LU-Factorization of the matrix A below
${\displaystyle A=\left[\begin{array}{ccc}2& 1& -1\\ -2& 0& 3\\ 2& 1& -4\\ 4& 1& -4\\ 6& 5& -2\end{array}\right]}$

Use the factorization theorem to determine whether ${\displaystyle x-\frac{1}{2}}$ is a factor
of ${\displaystyle f\left(x\right)=2x^4-x^3+2x-1}$.

For each of the piecewise-defined functions, determine whether or not the function is one-to-one, and if it is, determine its inverse function.
${\displaystyle f\left(x\right)=\{\begin{array}{cc}x& whenx<0\\ 2x& whenx\ge 0\end{array}}$

Consider the following case of exponential growth. Complete parts a through c below.
The population of a town with an initial population of 75,000 grows at a rate of 5.5​% per year.
a. Create an exponential function of the form
$Q=Q_0\times (1+r)t$​, ​(where r>0 for growth and r<0 for​ decay) to model the situation described

I’m solving a three-variable system in which one of the given equations has a missing term, so it will not be necessary to use any of the original equations twice when I reduce the system to two equations in two variables.Determine whether the statement makes sense or does not make sense, and explain your reasoning

Find the absolute value of the following:
(b)$|0|$