🧮 algebra

1. The problem asks to convert the fraction $\frac{9}{20}$ into a percentage. 2. To convert a fraction to a percentage, multiply the fraction by 100 and add the percent sign (%).

1. **State the problem:** We have a quadratic function $y=f(x)$ with axis of symmetry $x=4$, y-intercept at $(0,12)$, and passing through $(1,5)$. We need to find: a) The roots of

1. **State the problem:** Factor the expression $32a + 36$ completely. 2. **Identify the greatest common factor (GCF):** Find the largest number that divides both coefficients 32 a

1. **State the problem:** Factor the expression by taking out the greatest common factor (GCF) from the terms $-36y$ and $-32$. 2. **Identify the GCF:** The positive GCF of $-36y$

1. **State the problem:** We are given six fraction addition problems arranged in boxes, some with missing fractions to find. 2. **Recall the formula for adding fractions:**

1. **State the problem:** Solve the equation $1.5x + 8 = x + 8$ for $x$. 2. **Write down the equation:**

1. We gaan oefenen met de stelling van Pythagoras, die zegt dat in een rechthoekige driehoek de som van de kwadraten van de lengtes van de twee rechthoekszijden gelijk is aan het k

1. **State the problem:** Calculate the value of $4 \times (7 + 3^2)$.\n\n2. **Recall the order of operations:** We must first evaluate the exponent, then the addition inside the p

1. **State the problem:** Solve the equation $$|2x - 5| + |x + 1| = 11$$ for $x$. 2. **Understand absolute value:** The absolute value $|a|$ equals $a$ if $a \geq 0$, and $-a$ if $

1. **State the problem:** Calculate the value of the expression $5^2 + 10 \times 6 - 3 \times 2$. 2. **Recall the order of operations:** According to PEMDAS/BODMAS, we first calcul

1. **State the problem:** Kate had 165 and Cheryl had 93. After both spent the same amount of money, Kate had 4 times as much money left as Cheryl. We need to find how much Kate sp

1. We are given the proportion $150 : 33 = x : 126$ and need to find the value of $x$. 2. The formula for solving proportions is to cross-multiply: $$a : b = c : d \implies a \time

1. The problem asks to find a formula that shows the relationship between the number of teaspoons of chocolate powder $y$ and the amount of milk $x$ in deciliters. 2. From the grap

1. Problemet handlar om att hitta sambandet mellan mängden makaroner $y$ och antalet portioner $x$ utifrån ett linjärt samband som går genom origo. 2. Eftersom grafen är en rät lin

1. **State the problem:** We have line $l$ with equation $2x - 3y = 12$.

1. **State the problem:** We are given the system of equations:

1. We are asked to solve for $x$ in logarithmic equations and round answers to 2 decimal places. 2. Recall the definition of logarithm: $\log_a b = c$ means $a^c = b$.

1. Problem: Evaluate each expression in Q3(a). 2. Use order of operations (PEMDAS): Parentheses, Exponents, Multiplication/Division (left to right), Addition/Subtraction (left to r

1. **Problemstellung:** Löse die Exponentialgleichungen aus Aufgabe 8. 2. **Wichtige Regeln:**

1. **Problem:** Vis at $68 \cdot 27 = 1836$ ved å dele hver faktor i tiere og enere. 2. **Del opp tallene:**

1. Problem: Addisjon og subtraksjon - forenkle hvert uttrykk. 2. Formel: Når vi legger sammen eller trekker fra like variabler, legger vi sammen eller trekker fra koeffisientene.