🧮 algebra

1. **State the problem:** Evaluate the expression $$\frac{-8|5a^3 - 2ab| - b}{4a - b}$$ given $a = -1$ and $b = -3$.\n\n2. **Substitute the values:** Replace $a$ and $b$ in the exp

1. **State the problem:** We need to find how much sugar is required to make 10 dozen cookies if 2 dozen cookies require 1 \frac{1}{3} cups of sugar. 2. **Identify the given inform

Let's look at the problem: $x^2 + x^2$ **Step 1:** Imagine you have 2 groups of $x^2$ blocks.

1. **State the problem:** Simplify or analyze the quadratic expression $2x^2 - 8x - 7$. 2. **Formula and rules:** A quadratic expression is generally written as $ax^2 + bx + c$.

1. Masalah: Ubah persamaan linear $x+4=\frac{3}{2}x$ ke bentuk umum persamaan kuadrat. 2. Bentuk umum persamaan kuadrat adalah $$ax^2 + bx + c = 0$$ dengan $a \neq 0$.

1. **State the problem:** Calculate the total earnings for a person paid 2.40 per hour who worked 2 1/2, 4 3/4, and 1 2/3 hours. 2. **Convert mixed numbers to improper fractions:**

1. **State the problem:** She spent $\frac{2}{3}$ of her 7.50 dollars on a movie. We need to find out how much money she has left. 2. **Formula used:** To find the amount spent, mu

1. **State the problem:** Add the fractions $\frac{1}{2}$ and $\frac{5}{4}$. 2. **Formula and rules:** To add fractions, they must have a common denominator. The sum is given by $\

Let's solve this step by step! 🎉 1. Imagine you have $n \times n + n$ candies, and you want to share them into $n$ groups equally.

1. El problema es identificar el caso de factorización para una expresión algebraica dada. 2. Los casos comunes de factorización incluyen: factor común, diferencia de cuadrados, tr

1. The problem asks to solve the equation $$\frac{2x+3}{x-1} = 3$$ for $x$. 2. The formula used here is to eliminate the denominator by multiplying both sides of the equation by $(

1. **State the problem:** Solve the system of linear equations: $$4x - 3y = 8$$

1. The problem is to find the range of the function $g(x) = -2(x+3)^2 + 8$. 2. This is a quadratic function in vertex form $g(x) = a(x-h)^2 + k$, where the vertex is at $(h, k)$.

1. The problem asks to find an expression equivalent to $8^{\frac{1}{3}}$. 2. Recall the rule for fractional exponents: $a^{\frac{m}{n}} = \sqrt[n]{a^m} = (\sqrt[n]{a})^m$.

1. **State the problem:** She needs to mark a trail of length $1 \frac{3}{4}$ km, and she marks $\frac{3}{8}$ km every hour. We want to find how many hours it took to mark the whol

1. **State the problem:** We are given two quadratic functions: - $f(x) = (x - 2)^2 + 5$

1. **State the problem:** Solve the quadratic equation $4x^2 - 1 = 6x$ using the quadratic formula. 2. **Rewrite the equation in standard form:** Move all terms to one side:

1. **State the problem:** Solve the quadratic equation by factoring: $$4x^2 - 19x - 5 = 0$$ 2. **Recall the factoring method:** For a quadratic equation $$ax^2 + bx + c = 0$$, we l

1. Let's verify the solution to the inequality $14x + 2 > 26x + 46$. 2. Start by subtracting $26x$ and $46$ from both sides:

1. **Problem Statement:** Solve the inequality $$x^2 - 9x + 14 \leq 0$$ and represent the solution on a number line and graph. 2. **Formula and Rules:** This is a quadratic inequal

1. المشكلة: حل المعادلة $x^2 - 5x + 6 = 0$. 2. القاعدة: لحل المعادلات التربيعية نستخدم صيغة التحليل أو صيغة الجذر التربيعي.