2 answers:
Answer:
Evaluate: 3x + 4
Step-by-step explanation:
(3 × 2 - x + 5) + (4x - 7)
Multiply 3 and 2 to get 6.
6 - x + 5 + 4x - 7
Add 6 and 5 to get 11.
11 - 
+ 4 - 7
Combine −x and 4x to get 3x.
11 + 3x - 7
Subtract 7 from 11 to get 4.
4 + 3x
Hope it helps and have a great day!
~sunshine~
Answer:
3x2 + 3x - 2 plz mark me the Brainliest
Step-by-step explanation:
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Step-by-step explanation:
Answer: Any number in the first sequence is two times the second.
Step-by-step explanation: Mark me as brainiest!
Answer:
x=16°
Step-by-step explanation:
5*x-30=2*(x+18)
For the second, I'd say it is:
5*x-30=2*x+18
Let's solve both.
5*x-30=2*(x+18)
5x-30=2x+36
3x=66
x=22
5*x-30=2*x+18
3x+48
x=16°
Answer:
Step-by-step explanation:
2x+3x=4
5x=4
x=4/5
Answer: b=20
Step-by-step explanation:
Subsitute a for 20.
b=20/4-3
b=20/1
b=20
