🧮 algebra

1. **State the problem:** Simplify the expression $8 (4+5)$. 2. **Apply the order of operations:** First, solve the expression inside the parentheses.

1. **State the problem:** Simplify the expression $3(4t+3s) - 5(t-2s)$. 2. **Apply the distributive property:** Multiply each term inside the parentheses by the factor outside.

1. **State the problem:** Solve the system of linear equations: $$\begin{cases} 5x + 9y = -10 \\ 7x + 10y = -1 \end{cases}$$

1. **State the problem:** Simplify the expression $x^2 - 2x + 3 + 2x^2 + 4x - 5$. 2. **Combine like terms:** Group the $x^2$ terms, the $x$ terms, and the constant terms separately

1. **State the problem:** Solve the inequality $x - 19 \leq 81$ for $x$ when $x = 110$. 2. **Write the inequality:**

1. **Problem:** Determine if $x=18$ makes the equation $6x=108$ true. 2. **Step 1:** Substitute $x=18$ into the equation:

1. El problema es encontrar los valores de cada incógnita usando el método de Gauss-Jordan. 2. El método de Gauss-Jordan consiste en transformar la matriz aumentada del sistema de

1. **State the problem:** Solve the inequality $$1 \leq \frac{u - 1}{5}$$ for $u$. 2. **Recall the rule for inequalities:** When multiplying or dividing both sides of an inequality

1. The problem states: Solve the equation $x^2 = -16$. 2. Recall that the square of a real number $x$ is always non-negative, so $x^2 = -16$ has no real solutions.

1. **State the problem:** Solve the equation $x^2 = -16$. 2. **Recall the formula and rules:** To solve $x^2 = a$, we take the square root of both sides: $x = \pm \sqrt{a}$.

Let's break this down step by step! 🎉 1️⃣ Imagine you have this math expression: $$\frac{a1}{5}x - \frac{3}{5} : \frac{8}{5}$$

¡Hola! Vamos a aprender sobre ecuaciones con números racionales paso a paso. 1️⃣ Imagina que tienes 3 manzanas 🍎🍎🍎 y 2 más 🍎🍎. ¿Cuántas manzanas tienes en total?

1. **Problem:** Find the fraction equivalent to 0.625. 2. **Step:** Convert 0.625 to a fraction.

1. El problema es resolver una ecuación o expresión matemática mostrando todo el proceso en una sola línea sin separar pasos. 2. Para esto, se debe escribir cada paso de la solució

1. **State the problem:** Calculate the value of $$C = 2 \sqrt{\frac{81}{16} - \frac{5}{3} \left(\frac{1}{4} - \frac{1}{6} \times 0.3 \right)^2 + \left( \frac{5}{8} + 1 \times \lef

1. **State the problem:** Add the polynomials $$-8x^3y^2 + 6x^2y - 6x + 9$$ and $$7x^3y^2 + 9x - 4$$ using vertical form and simplify completely. 2. **Write the polynomials aligned

1. **State the problem:** We need to simplify or find the result of the expression combining the two polynomials: $$4x^3 + 8x^2 - 4x + 4$$ and $$4x^3 - 8x^2 - x - 8$$. 2. **Add the

1. **State the problem:** Simplify and evaluate the expression $$44^{\frac{7}{8}} \cdot 44^{\frac{3}{4}}$$. 2. **Use the property of exponents:** When multiplying powers with the s

1. **State the problem:** Simplify the expression $\frac{64+32-8}{1}/2$. 2. **Apply the order of operations:** First, solve the expression inside the parentheses.

1. **State the problem:** Find the slope of the line passing through the points $(-3, 12)$ and $(-11, 2)$. 2. **Formula for slope:** The slope $m$ of a line through points $(x_1, y

1. **State the problem:** We are given two points representing the gallons of gas in Aaron's car tank after driving a certain number of miles: (0, 17) and (144, 11). 2. **Find the