PLEASE HELP ME!! I DO NOT UNDERSTAND PLEASE SHOW WORK THANK YOU!!
1 answer:
Answer:
= 10x² + 9x³
Step-by-step explanation:
I'm assuming you mean question 19
3x² + 5x³ + 7x² + 4x³ (rearrange to group like terms)
=3x² + 7x² + 5x³ + 4x³ (factor out common powers)
= (3+7)x² + (5+4)x³
= 10x² + 9x³
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Answer:
Greetings !
check the attachment above☝️ but i haven't done the second question wait a moment. thx
Answer: If you look up the question on Brainly, somebody asked the same question and there is a full explanation.
Step-by-step explanation:
82,000
Hope i helped today!
-Good Luck!
Substitute “x” with a number
Answer:
A = 65, B = 75
Step-by-step explanation:
x + x + 10 + 40 = 180
2x + 50 = 180
2x= 130
x = 65
