Answer:
5x² + 7x + 7
Step-by-step explanation:
Subtract 3 from 10
3x+5x²-x+7+5x
Subtract x from 3x
5x² +2x+7+5x
Add 2x and 5x to get the 7x
3x - 5 = x - 7
-x -x
2x - 5 = - 7
+5 +5
2x = -2
Divide 2 on both sides. The answer is x = -1
Answer:
5
Step-by-step explanation:
7x plus 15 is 50
7x=35
can i pls have brainliest
Step-by-step explanation:
group like terms
solve
divide the number with the variable by both sides
solve
Answer:
answer is 5
Step-by-step explanation:
I understand it