What is the opposite of -78?
78
0 87
0 -78
98

The opposite of -78 is (78).

Step-by-step explanation:

If positive is the opposite of negative then -78 is +78.

4.0 ft

step-by-step explanation:

4.0 ft

3< x< 5

step-by-step explanation:

|x - 4| < 1

there are two solutions, one positive and one negative.   remember to flip the inequality when taking the negative solution

x-4 < 1       x-4 > -1

add 4 to each side

x-4+4 < 1+4       x-4+4 > -1+4

x< 5                 x> 3

3< x< 5