Answer:
-27-12x
Step-by-step explanation:
6(2x - 5) – --3(9 + 4x)
-3(9+4x)
-3 x 9 - 3 x 4x
-27-12x
Area = b × h
= 10 × 17
= 170 meters2
<span>The factors of 12 are : 1, 2, 3, 4, 6, 12.
The factors of 15 are : 1, 3, 5, 15.
1 and 3 are the only common factors (numbers which are factors of both 12 and 15).</span>
<span>Therefore, the highest common factor of 12 and 15 is 3.</span>
Answer:
a) 5
b) 42
Step-by-step explanation:
a) any number multipled with 1 is the number itself
b) if you add 6 seven times you get 42
You would be able to make 90 more envelopes
