Answer:
A. 3a-2=54
Step-by-step explanation:
3 x her age - the 2 year will equal 54
Answer: -10x+7.5
Step-by-step explanation:
First multiply -2.5(4x)= -10x and then -2.5x-3= 7.5 it should be -10x+7.5
Answer:DON'T KNOW SO DON'T LOOK AT ME
Step-by-step explanation:
Answer:The number of angles & sides is always the same.
Step-by-step explanation:
Answer:
the first and second one
Step-by-step explanation:
the two last ones go over budget
1) 20×30=600 30×50=1500 total is 2100
2)50×30=1500 10×50= 500 total is 2000
3) 40×30=1200 40×50=2000 total is 3100>over budget.
4) 20×30=600 60×50=3000 total is 3600> way over budget.