A student solved z + (-0.72) = -2.5 for z using the following steps.
Step 1: Z + (-0.72) + (-0.72) = -2.5+ (-0.72)
z = -2.5+ (-0.72)
Step 2:
Step 3:
z = -3.22
What was the student's error?

Step-by-step explanation:

Given

Solving in steps

The student's mistake was adding (-0.72) instead of - (-0.72) or 0.72

answer: 7270

step-by-step explanation:

c.

step-by-step explanation:

simple you would first have to get   a negative number where as 1 to be multiplied by 24 and then you would have to multiply 6 time 4 and then repeat that process until you reach your term