Oct 15, 2024 · The evaluated expression (7 \times 4) - (2 + 8) equals 18. First we multiply 7 by 4 to get 28, then add 2 and 8 to get 10, and finally subtract 10 from 28. Therefore, the answer is 18.

Aug 6, 2025 · To evaluate the expression n2 −3n + 8, we first recognize that this is a quadratic expression in terms of the variable n. Understanding the Expression The expression is composed of …

Mar 28, 2025 · To evaluate 81−3/4, we rewrite it as 811 and find that it equals 271. This results in a decimal approximation of 0.037037037. The final answer is therefore 271 or approximately 0.037.

Mar 31, 2025 · Step 2: Evaluate 641/3, which is the cube root of 64. We find the cube root by finding a number that, when multiplied by itself three times, gives 64. Knowing that

To evaluate the expression 3 −54 ⋅ 3 21, we can use the property of cube roots that states 3 a⋅ 3 b = 3 a⋅ b. Therefore, we can combine the two cube roots into one:

To evaluate the expression (2 − 3)4 ⋅ 4− 9 ÷ 3, we need to follow the order of operations, which is usually remembered by the acronym PEMDAS: Parentheses, Exponents, Multiplication and Division …

Mar 28, 2025 · To evaluate the expression 9 we can rewrite the exponent: Recognize that raising a number to the power of 23 is equivalent to taking the square root of the number and then raising the …

Dec 26, 2023 · To evaluate (8 + t) to the third power - 6 when t = 2, you first replace the variable t with the number 2 and then perform the operations in the correct order, according to the order of …

Jan 25, 2023 · Drag and drop the answers into the boxes to correctly complete the statement. Put responses in the correct input to answer the question. Select a response, navigate to the desired …

Jun 29, 2025 · To evaluate [3(5+ 6) + 2] ÷ 7, we first calculate the expression inside the parentheses, then multiply by 3, add 2, and finally divide by 7, resulting in an answer of 5. Thus, the value of the …