Question

Evaluate the expression when x = 6.
3x + 7
A. 25
B. 39
C. 43
D. 126

Answer 1

@mathstudent55

Answer 2

@ganeshie8

Answer 3

plug-in 6 in place of x and do the arithmetic operations...

Answer 4

Evaluating an expression means to substitute a value for the variable in the expression and calculating the value of the expression.

Take your expression: 3x + 7
To evaluate it for x = 6, replace x with 6 in the expression and do the math
\(3 \times 6 + 7\)