Answer:
i) 2x² + 4x + 7x + 14
= 2x² + 11x + 14
ii) 2x² - 5x - 12x + 30
= 2x² - 17x + 30
Answer: B : 12+3=15
Step-by-step explanation:
A sum is the answer of an addition problem
B
3x-7 <-4
Firstly solve this.
+7 +7
3x<3
÷3 ÷3
x<1
And because the inequality symbol isn't "equal to", the circle isn't coloured in.
The line will go from 1 to behind 0