Answer:
Step-by-step explanation:
yes
Answer:
Four less than an unknown value: D
Quotient of a variable and four: A
Some number to the power of four: E
Four times an unknown value: B
Four more than some number: C
Answer:
(1/2)(10)(x + 15 + x) = (2/5)(10)(20 + x)
(1/2)(2x + 15) = (2/5)(x + 20)
5(2x + 15) = 4(x + 20)
10x + 75 = 4x + 80
6x = 5
x = 5/6
NB = 5/6