Which step shows the result of applying the subtraction property of equality?
2 answers:
Answer:
Step 3.
Step-by-step explanation:
We have the equation,
Step 1: ..........Opened the brackets on the left side.
Step 2: 3x + 6 = 3..............Added the numbers on the left.
Step 3: 3x = -3...............Subtracted both sides by 6.
Step 4: x = -1....................Divided both sides by 3.
Thus, we can see that,
Step 3 shows the result of applying the subtraction property of equality.
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4 x - 5 = - 7
4 x = - 2
x = -
or
4 x - 5 = 7
4 x = 12
x = 3
Answer B) and C)
4 x = - 2
x = -
or
4 x - 5 = 7
4 x = 12
x = 3
Answer B) and C)
Answer:
<h2>One kilogram of oranges cost $3.</h2>Step-by-step explanation:
The problem states
- 1 kilogram of bananas costs as much as 2 kilograms of oranges. (
)
- 30 kilograms of oranges plues 45 kilograms of bananas cost $360.
Let's call one kilogram bananas and
one kilogram oranges. The cost is related by
Also, we know by given
Replacing the first equation into the second one, we have
Then, we find the other value
Therefore, one kilogram of oranges cost $3.