Answer:
Step-by-step explanation:
What are the options?
Answer:
x = - 4
Step-by-step explanation:
given
x + 4 = - x - 4 ( add x to both sides )
2x + 4 = - 4 ( subtract 4 from both sides )
2x = - 8 ( divide both sides by 2 )
x = - 4
Answer:
base = 3 units
height = 5 units
area = 1/2 x 3 x 5 = 7.5 square units