Combine the like terms 4x^2+4x+7x^2
2 answers:
Answer:
Step-by-step explanation:
4x^2 + 7x^2 = 11x^2 Nothing else combines.
Answer: 11x^2 + 4x
x by itself is not similar in any way to x^2
add 4x^2 and 7x^2
which is 11x^2+4x
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Answer:
C and E i think
Step-by-step explanation:
A percentage can just be written as a decimal where 100% = 1.00
15% = 0.15
75.5 * 0.15 = 11.325
You just multiply.
Answer:
4cm
Step-by-step explanation:
Given data
L=(2x+3)
W=(x-1)
P=28cm
A= L*W
A= (2x+3)*(x-1)
open bracket
A= 2x^2-2x+3x-3
collect like terms
A= 2x^2+x-3
P= 2L+2W
P= 2*(2x+3)+2(x-1)
P= 4x+6+2x-2
collect like terms
P= 6x-4
but p= 28
28= 6x-4
28-4= 6x
24= 6x
x= 24/6
x= 4cm
Hence x= 4cm
Answer:
Simplify the radical by breaking the radical up into a product of known factors.
2
√
10
Step-by-step explanation:
