Answer:
X - 18 = 20
Step-by-step explanation:
After writing the equation, add 18 to both sides. You'll end up with an equation of X = 38. Hope this helps
x = 20 + 18
The variable 'x' represents the amount of money Carlos had <em>before </em>he spent the $18. If he spent $18 but still had $20 left, that would mean he would have $38.
<u>x = 38</u>
Answer: 78
2(l · w)
2(24·15)
78
12(6) - 7(2) + (6-3)
48 - 14 + 2
36
130
just apply rhe formula of trapezium i.e. 1/2(a+b)h
a is the upper side/base
b is the lower side/base
h is the height
