Question

which equation would describe “two times a given number plus five equals 15”?
〇 $x + 5 = 15$
〇 $2x + 5 = 15$
〇 $x + 2(5) = 15$
〇 $2(x + 5) = 15$

Explanation:

Step1: Define the unknown number

Let the given number be $x$.

Step2: Translate "two times the number"

$2 \times x = 2x$

Step3: Add five to the expression

$2x + 5$

Step4: Set equal to 15

$2x + 5 = 15$

Answer:

B. $2x+5 = 15$