There’s two ways to substitute, but i think you mean if you know x but don’t know y. if that is true, then yes use substitution
I think the answer is 0.541 I am not sure
Answer:
∠RST = ∠SRU because they are alternate angles.
Step-by-step explanation:
Hope it helps .
A) $94
b) S=8w+54
c) 116=8w+54
-54. -54
62=8w
7.75=w
8 week because she is depositing at the end of the week