Which expression is equivalent to -4(y – 7)?
Responses
A -4y - 28-4 y - 28
B -4y - 7-4 y - 7
C -4y - 11-4 y - 11
D -4y + 28
A -4y - 28
WRONG
I apologize for the incorrect response. The correct expression that is equivalent to -4(y - 7) is option B: -4y - 28.
Which expression in equivalent to 2/3(4x - 9)?
A 8x - 18/3
B 8x - 9/3
C 8/3 (x+18)
D 8/3 (x-12)
The correct expression that is equivalent to 2/3(4x - 9) is option B: 8x - 9/3.
To find the equivalent expression for -4(y - 7), you can distribute the -4 to both terms inside the parentheses.
So, -4(y - 7) = -4 * y + (-4) * (-7)
This simplifies to: -4y + 28
Therefore, the correct equivalent expression is D) -4y + 28.
To find the equivalent expression to -4(y - 7), we need to distribute the -4 to the terms inside the parentheses.
The distributive property states that multiplying a number outside the parentheses by each term inside the parentheses. In this case, we will multiply -4 by both y and -7.
So, -4(y - 7) can be rewritten as -4 * y - 4 * (-7).
Using the distributive property, this simplifies to -4y + 28.
Therefore, the expression that is equivalent to -4(y - 7) is -4y + 28.
So, the correct option is D) -4y + 28.