If cheese is $4.40 per kilogram, you should pay .88
Answer from: Quest
When rates are expressed as a quantity of 1, such as 2 feet per second or 5 miles per hour, they are called unit rates. if you have a multiple-unit rate such as 120 students for every 3 buses, and want to find the single-unit rate, write a ratio equal to the multiple-unit rate with 1 as the second term.
Answer from: Quest
x = -4
step-by-step explanation:
- 20 - 4(x + 3) = 4x
=> -20 - 4x - 12 = 4x
=> - 32 -4x = 4x
=> -32 = 4x + 4x
=> - 32 = 8x
=> -32/8 = x
=> -4 = x
Answer from: Quest
or
step-by-step explanation:
we need to solve for 'x' the following equation:
we have that:
⇒
⇒ ⇒
factorizing, we get that:
⇒
then, the solutions are: or
nothing extraneous has been found!
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