Answer:
4x-20 is the same as x+x+x+x-20
EF and GH. those are the right answers
Answer:
6
Step-by-step explanation:
set x=0 and solve
(0+4)(0+2)=y
y=6
Answer:
49 = 7²
Step-by-step explanation:
A logarithm is an exponent. The base of the logarithm is the base of the exponent. The base to that exponent is the argument of the log function.
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The logarithm (exponent) is 2. The base is 7. The argument of the log function is 49. In exponential form, this is written ...
7² = 49
Answer:
144
Step-by-step explanation:
20²-16²
pythagorean theorem
a²=b²-c²