Answer:
z+15
Step-by-step explanation:
Cross multiply and divide. 70z = 42*25
Hope this helps!!
25, because a cube that is 10x10 would have an area of 100. and the cubes that are 2x2 would have an area of 4. so you take 100 and divide it by 4. answer is 25.
Answer:
15units
Step-by-step explanation:
BC is: 5x=5×3=15 units. so,Length of BC=15 units