Answer:
x is 10.
Step-by-step explanation:
3x + 12 = 42
<em>Subtract 12 from both sides</em>
3x = 42 - 12
<em>Subtract 12 from 42 to get 30</em>
3x = 30
<em>Divide both sides by 3</em>
x = 30/3
<em>Divide 30 by 3 to get 10</em>
x = 10
Answer: 1
Step-by-step explanation: if a=2 then it would be 2 x 2 which is 4 and the minus 3 which is 1
Answer:
= 30x − 18
Step-by-step explanation:
Answer:
2.5
Step-by-step explanation:
10/1 * 1/4 = 2.5