Multiply equation II by 2 and then add up the equations.
Answer:
50
Step-by-step explanation:
answer is 50
Make an equation.
.1 X .5 X n = .25 X n - 30
.05n = .25n - 30
30 = .20n
150 = n
17 are older than 16 years old and 12 are taller than 170 cm
Answer:
<h3>5 th box </h3><h2>0: )</h2>
Step-by-step explanation:
