Answer:
Step-by-step explanation:
To simplify the given expression:
30+2×10/5x3 −15
= 30+20/15 -15
we need to change the division number to multiply the number.
Both 20 and 15 can be divided by 5
= 30+4/3 -15
Multiply denominator number 3 with 30
=30x3+4/3 -15
= 90+4/3 -15
=94/3 -15
= 79/3