4
let the number be x
so by the question , 2x+5=13
solving this we get ,
2x=13-5
2x=8
so x=4
Answer:
Step-by-step explanation:
Therefore, the coefficient of 
is .
I'm sorry I can't answer this but the triangle looks like it's wearing a thong
(-3/8)(+8/15)
Answer will be a negative number. Whenever multiplying a - negative number * a + positive = - negative number.
(-3/8)(+8/15)
Cross out -3 and 15 . Divide by 3. -3/3,=-1 15/3
= -1/5
Cross out 8 and 8. Divide by 8.
8/8= 1 , 8/8= 1
-1/5*1/1= -1/5
Answer : -1/5
Answer:
7.2+x=19.5
x=19.5-7.2
x=12.2
Step-by-step explanation:
