Answer:
the answer is x=42
Step-by-step explanation:
Answer: One solution.
Step-by-step explanation:
2(2x-3)+5x=4x+8x
4x-6+5x=12x
9x-6=12x
-6=3x
x=-2
Answer:
The first set is a solution, the second is not.
Step-by-step explanation:
Testing by filling in the numbers into the equation:
(1, 1.5): x=1, y=1.5
⇒ 1.5 =?
· 1 +
⇒ 1.5 =?
+
⇒ 1.5 =?
⇒ 1.5 =? 1.5 ⇒ Correct: is indeed solution to the equation
(12, 4): x=12, y=4
⇒ 4 =?
· 12 +
⇒ 4 =?
+
⇒ 4 =?
⇒ Incorrect: this is not a solution for the equation
Answer:
Step-by-step explanation:
Hello,
Let 's notice that

So the least common denominator is

hope this helps
Answer:
1.6kg
explanation:
2.4kg = 12 boxes of the soap
0.8kg = 4 boxes of the soap
1.6kg = 8 boxes of the soap