Answer: Add the number previously added multiplied by 3;
+3x, where x is the number that was added previously
Step-by-step explanation:
3+5=8. That's the first equation, where 5 is x. Then the next equation, 8+3x=23. 8+15=23. It works for all of the equations, so that's the pattern.
Answer:
It's x = -1.5
Step-by-step explanation:
The answer is 74. The parenthesis is another way of telling you to multiply.
