Answer:
um- i dont really think theres a full question in that picture dude
X = -5.
You need the numerator to equal 0 in order for the expression to equal 0. So set the top equal to 0 and solve.
Answer:

Step-by-step explanation:

Answer:
1.4
Step-by-step explanation:
Divide 2.8 by 2 because of 2 minutes to make it 1 minute.
Answer:
x = 1
Step-by-step explanation:
Given
5x - (4x - 1) = 2 ← distribute the parenthesis by - 1
5x - 4x + 1 = 2
x + 1 = 2 ( subtract 1 from both sides )
x = 1