What is the equation for nine more than half of a number is 21

3[-x + (2x+1) ]=x-1 can anyone solve this?

If a 4x 16 rectangle has the same area as a square, what is the length of a side of the square? OA. 6 OB. 12 O c. 8 OD 10

Sarah cut off one eighth of a 48 inch piece of ribbon Jane cutoff one nineth of a 36 peace ribbon they compared their cut pieces whose piece is longer how much longer

David and Joseph have a total of 328 marbles Matthew and David have 176 marbles Joseph has five times as many marbles does Matthew how many marbles does David have?

In ΔSTU, m∠S = ∘ (5x-1) ∘, m∠T = (5x+8) ∘, and m∠U = (x+8). What is the value of x?

What is 0.273 written in scientific notation

Each batch of Miss Garcia taffy makes 14 pieces of taffy. If Sandy needs eight dozen piece of taffy how many batches does she have to make

Find the number of distinct triangles with a=11, b=17, and A=23° A. 0 B. 1 C. 2 D. cannot be determined

Sierra makes frozen juice bars. she uses 3/8 cup of orange juice for each bar. how many cups of orange juice does she need to make 6 bars?

An amount of $ 42,000 is borrowed for 10 years at 6% interest, compounded annually. If the loan is paid in full at the end of that period, how much must be paid back? Use the calculator provided and round your answer to the nearest dollar.