Answer:
12 cm
Step-by-step explanation:
6×2=12
Answer:
26:39
Step-by-step explanation:
65=2x+3x
65=5x
x=13
26:39
check:
26+39=65
Answer
I am not 100% sure on this, but I think that this is the answer. x=8
Step-by-step explanation:
Here is the equation that I made
4x+17+x+23=80
Let me know if it was right :)
The answer is -8. hope i helped
Answer:
-(x + 1)(7x - 12)
Step-by-step explanation:
Step 1: Factor out a -1
-1(7x² - 5x - 12)
Step 2:
Think. Answer this question: "What 2 numbers multiply up to -12 and adds up to -5 while 7 is an x coefficient?". You answer should be -12 and 1.
So, <em>factor</em>.
-1(x + 1)(7x - 12)
To double check, just expand/FOIL everything and see if it is the same as the original expression.