Answer:
D. variables
Step-by-step explanation:
Answer:
43°
Step-by-step explanation:
80°-37°= 43°
Hello
x
x +5
x + 7
x + x + 5 + x + 7 = 21
3 x = 21 - 12
3 x = 9
x = 3
3 , 5 et 7 pouces
Answer:
fourth number is 9
Step-by-step explanation:
let 'x' equal the fourth number
(5+7+7+x)/4 = 7
cross-multiply to get:
19 + x = 28
x = 9
Answer:

Step-by-step explanation:
can be said as "
divided by
", so the ? is
.