5x + 3y - 12x - 3y = -7x.
Final answer: -7x
Answer:
If you solve by substitution then the answer for the first one would be (−7,−7) or x=−7,y=−7 and the second has no solution
Step-by-step explanation:
Solve for the first variable in one of the equations, then substitute the result into the other equation.
Please tell me if this is right
They are not equivalent fractions.
The <u>cost</u> of his meal at a cafe is $36.00 and Cristofer wants to leave a <u>10% tip</u>. So to find what is his <u>total bill</u>, you have to <u>count 10% from</u> $36.00.
Note that
$36.00 -- 100%,
$x -- 10%.
Write aproportion:

Then

Therefore, the total bill consists of $36.00 for the meal and $3.60 tip:
$36.00 + $3.60 = $39.60.
Answer: $39.60
Answer:
2
Step-by-step explanation:
2 has the factors 2 and 1 while the others have:
4- 4, 2,1
6- 6, 3, 2, 1
8- 8, 4, 2, 1