Answer: 140
Step-by-step explanation: It doesn't change because they arethe same proportional angle.
Answer: Jennas will nedd 351 inches of ribbon to make 9 bows
Step-by-step explanation:multiply 39 and 9
Create equivalent expressions in the equation that all have equal bases.72(3x)=73(2x+1)72(3x)=73(2x+1)Since the bases are the same, then two expressions are only equal if the exponents are also equal.2(3x)=3(2x+1)