I believe the answer is
2 and 1/5
Answer:
see explanation
Step-by-step explanation:
the result 0 = 0
means the equation has an infinite number of solutions
Answer:
0.8390996312 or .84
Step-by-step explanation:
Answer:
the last one : 8/4 < 5/2
Step-by-step explanation:
Answer:
a=15
Step-by-step explanation:
By pythagoras' theorem
25²=20²+a²
625=400+a² group like terms
a²=625-400
a²=225

therefore a=15