Answer:
(a) 4
(b) 4 * (7+3)
Step-by-step explanation:
(a) Let's first start by prime factorizing (finding the prime factors) 28 and 12:
12: 2*2*3
28: 2*2*7
We can see here they both share a common factor of 2*2, which is 4, therefore the GCF is 4.
(b) Factor a 4 out from the equation:

This gives us:
4 * (7+3)
Answer:
30.35
Step-by-step explanation:
Please mark me as brainliest it would mean a lot
Market 1: 3,90/10 = 0.390 $
market 2: 4,44/12= 0,37 $
best price in market 2
Answer:
The interest is $1.5 and the amount is $61.5.
Step-by-step explanation:
Answer:
-32
Step-by-step explanation:
f(x) = 2x + 6
f(-19) = 2*(-19) + 6
= -38 + 6
= -32