Answer:
try using the steps in my question i have a question just like yours
Step-by-step explanation:
Answer:

Step-by-step explanation:



Answer:
Step-by-step explanation:
x decreased by 60% = (1-0.60)x = 0.40x
x increased by 80% = (1+0.80)x = 1.80x
Answer:
268
Step-by-step explanation:
7*35=245
245+23=268