Some expressions are:
7 times 4 equals 28
20 plus 8 equals 28
10 plus 18 equals 28
25 plus 3 equals 28
1. 90°
2. 5.74
3. 90°
4. 7
:))
Answer:

Step-by-step explanation:
12 divided by 5= 2.4
OR
2 2/5
Hope this helps! :)
coefficients are the whole number.
Example : 1x+5x
________ + 15
3x+16x
that's a fraction the coefficients would be the numbers in front of the variable. Variables are the letters in the equation. Which is the x in my equation.