Answer:
u =
Step-by-step explanation:
Given
= ( cross- multiply )
a(1 + u) = b(1 - u) ← distribute parenthesis on both sides
a + au = b - bu ( add bu to both sides )
a + au + bu = b ( subtract a from both sides )
au + bu = b - a ← factor out u from each term on left side
u(a + b) = b - a ← divide both sides by (a + b)
u =
Answer: x=36
Step-by-step explanation: -.75x=-27. Find X. -27/-.75 = 36
Answer:
.................. is answer
Answer:
(√5)/5
Step-by-step explanation:
(1/√5)
= (1 ÷ √5) × 1
= (1 ÷ √5) × (√5 ÷ √5)
= (√5 ÷ 5)