Answer:
half of a number is 15
Step-by-step explanation:
An equation must contain an equality sign.
The third option is the only phrase that can be represented as an equation:
To find out the number of necklaces that can be made from 72 and 42 beads, think of the Greatest Common Factor of both numbers
Factors of 72
1 × 72
2 × 36
3 × 24
4 × 18
6 × 12
8 × 9
Factors of 42
1 × 42
2 × 21
3 × 14
6 × 7
The Greatest Common Factor is 6, so there are 6 necklaces can be made with equal number of beads
Answer:
152
Step-by-step explanation:
1. 9 x 8 = 72
2. 1 x 8 = 8
3. 8 + 7 = 15
or
8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8 + 8
or
19 + 19 + 19 + 19 + 19 + 19 + 19 + 19
Answer:
4
Step-by-step explanation:
x+9<4x
Subtract x from each side
x-x+9<4x-x
9 < 3x
Divide each side by 3
9/3 < 3x/3
3 < x
X must be greater than 3