Answer:
y = 11 1/2
Step-by-step explanation:
7y - 63 = y + 3
-y. -7
6y - 63 = 3
+ 63. + 63
6y = 69
/6. /6
y = 11 1/2
Answer:
15
Step-by-step explanation:
70÷14=5
5×3=15
So the ratio would be 70:15 which can be simplified to 14:3
Answer:
(x-9)(x+4)
Step-by-step explanation:
When factoring, you use the formula ab ÷ c to find what you can multiply to get (in this case) -36 that you can add to get -5. The answer is -9 and 4.
Because there is no whole number that you can divide into both the numerator and the denominator to get a proper fraction.