Question

7|x-5|-2y. Приx=2. y=12

Answer 1

7×2-5-2×12=-15 .....

Answer 2

To evaluate the expression 7|x-5|-2y when x = 2 and y = 12, simply substitute these values into the expression and perform the calculations step by step:

Step 1: Replace x with 2 and y with 12 in the expression. 7|2-5|-2(12)

Step 2: Simplify inside the absolute value first: 7|-3| - 2(12)

Step 3: Calculate the absolute value: 7 * 3 - 2(12)

Step 4: Perform the multiplication: 21 - 2(12)

Step 5: Continue with the multiplication: 21 - 24

Step 6: Finally, perform the subtraction: -3

So, the value of the expression 7|x-5|-2y when x = 2 and y = 12 is -3.