🧮 algebra
Step-by-step solutions with LaTeX - clean, fast, and student-friendly.
Solve Equations
1. **Problem (a): Solve the equation $16 - 4(x + 5) = 2x + 8$ for $x$.
2. Use the distributive property to expand $-4(x + 5)$:
Inequality Solve
1. **State the problem:** Solve the inequality $$\frac{4}{5} + 5x \geq 4$$.
2. **Isolate the variable term:** Subtract $$\frac{4}{5}$$ from both sides to get
Quadratic Equation
1. **Problem Statement:**
Solve the quadratic equation $$3x^2 - 12x + 9 = 0$$.
Factor Cubic
1. **State the problem:** Factor the cubic polynomial $$x^3 - 6x^2 + 9x + 2$$.
2. **Recall the factoring approach:** For cubic polynomials, try to find rational roots using the Rat
Linear Equation Use
1. Let's first understand the problem: You are asking if the equation $y = mx + c$ can be used to solve the first problem or question.
2. The equation $y = mx + c$ is the slope-int
Solve Linear Equation
1. **State the problem:** Solve the equation $$5(2+x)+3x=4x$$.
2. **Distribute 5:** Apply the distributive property to multiply 5 by each term inside the parentheses.
Linear Equations
1. Problem: Find the linear equation given slope and a point or y-intercept.
2. Formula: The slope-intercept form of a line is $$y = mx + b$$ where $m$ is the slope and $b$ is the
Linear Equation
1. The problem asks if the equation $y = mx + c$ can be used.
2. This equation represents the slope-intercept form of a linear function, where $m$ is the slope and $c$ is the y-int
Polynomial Division
1. **State the problem:** Divide the polynomial $10ax^3 + 27ax^2 + 14a + 6$ by $ax^2 + 2a$ using long division.
2. **Recall the formula and rules:** Polynomial long division is sim
Function Evaluation
1. The problem involves analyzing the function $$f\left(\frac{T}{2}\right)$$ where $$f(x) = \cos^2 x + a \sin^2 x + b$$ and determining values related to parameters $a$, $b$, and $
Logarithm Equation
1. We are given the equation $\log_5 (x^2 - 5x + 11) = 1$. We need to find the value of $x$.
2. Recall the definition of logarithm: $\log_b a = c$ means $b^c = a$. Here, $b=5$, $c=
Simplify Fraction
1. **State the problem:** Simplify the expression $\frac{+9}{+4}$.
2. **Understand the signs:** A positive divided by a positive is positive. So, $\frac{+9}{+4} = \frac{9}{4}$.
No Solution
1. The problem asks us to find the value of $x$ that satisfies the equation $$\frac{2x-3}{4} = \frac{3x+1}{6}.$$\n\n2. To solve this, we use the property that if two fractions are
Multiply Negatives
1. **State the problem:** Calculate the product of $-3$ and $-1.7$.
2. **Recall the rule for multiplying signed numbers:**
Fraction Operations
1. The problem is to add the fractions $\frac{8}{4}$ and $\frac{5}{7}$.\n\n2. To add fractions, we need a common denominator. The denominators are 4 and 7. The least common denomin
Multiply Signed Numbers
1. **State the problem:** Calculate the product of the numbers $+8$, $+12$, $2$, $-3$, $-1.7$, and $+10$.
2. **Recall the multiplication rules:**
Practice Questions
1. You want to practice math by working out questions on your own.
2. Here are some sample algebra questions to try:
Completando Igualdades
1. Vamos completar as igualdades dadas.
2. Para 19.1, temos a diferença de quadrados: $b^2 - 6^2 = (b + 6)(b - 6)$, que está correta.
Figure Transformations
1. **Énoncé du problème :**
Reproduire une figure composée d'arcs adjacents disposés horizontalement le long de l'axe des abscisses, avec des points marqués à -1, 0 et +1, et des r
Linear Intercepts
1. **Problem Statement:** Find the x-intercept and y-intercept for each linear equation without graphing. The x-intercept is where $y=0$, and the y-intercept is where $x=0$.
2. **F
Division Negative
1. **Stating the problem:** Calculate the value of $$\frac{-46}{-0.5}$$.
2. **Formula and rules:** Division of two numbers is performed by dividing the numerator by the denominator