Answer:
x=4
Step-by-step explanation:
3(x-1)=9
3x-3=9
3x=9+3
3x=12
x=4
You did not give the options for the statements but here's what I think is the answer.
8cm : 40m
1cm : 5m
3 + 4x - 3x = 4 Given
3 + (4x - 3x) = 4
3 + x = 4 Combine like terms
3 - 3 + x = 4 - 3
x = 1 Subtraction Property of Equality
Answer: 20y+54
Steps: <span><span>2y</span>+<span><span>(6)</span><span>(<span>3y</span>)</span></span></span>+<span><span>(6)</span><span>(9)=</span></span><span><span>2y</span>+<span>18y</span></span>+54=<span><span>2y</span>+<span>18y</span></span>+54=<span>(<span><span>2y</span>+<span>18y</span></span>)</span>+<span>(54)=</span><span>20y</span>+<span>54
(Please give brainliest answer :) :D )</span>
Answer:
Step-by-step explanation: