Answer:
x=2, x=-2
Step-by-step explanation:
3x²-3+4x²-12=13
7x²=13+12+3
7x²=28
x²=4
x=-2
x=2
The median tell you how many you have in common.
Answer:
1/2
Step-by-step explanation:
Divide the denominator in half
10/2 = 5
4 is close to 5 so 4/10 is close to 1/2
7/8 .. *2 = 15/16
7/8 ...* 5 = 35/40
7/8 ...* 10 = 70/80
You can multiply the numerator and denominator by any number ( must be the same number), to result in an equivalent expression
15 is the GcF for 45 and 60
