open the bracket by multiplying with 5.And then solve.
Step-by-step explanation:
5 (-2x -3) -4x -5 = 78
-10x -15 -4x -5 = 78
-14x -20 = 78
-20 -78 = 14x
-98 = 14x
(-98)÷14 = x
x = -7
ANS
