Step-by-step explanation:
6x-7
= 6×2-7
=12-7
=5
b) 3x
=3×2
=6
Answer:
10^3
Step-by-step explanation:
any time you see a number for example 7^6 you always start with those first when you have a math question like the one on the screenshot
Answer:
76
725
63
72
Step-by-step explanation:
700-7125 sksksksksks
Answer:
I think its 4
Step-by-step explanation:
don't really know how to but its simple really
Answer:
(x - 10)(x + 10)
Step-by-step explanation:
x² - 100 ← is a difference of squares and factors in general as
a² - b² = (a - b)(a + b)
Hence
x² - 100
= x² - 10² = (x - 10)(x + 10)
