90+90+128= 308
360-308=52
x=52
Its D, bc everything is even on both sides.
Answer:
230
Step-by-step explanation:
30 times 90 equalls 230
You would have to have common demoniators to add.
8/10 can be turn into 80/100 by multiplying the denominator and nominator by ten
75/100+80/100, you add the nominators ONLY, dont change the denominator.
75+80=155
so your answer would be 155/100