This model stands for 128. you want to keep adding one's blocks to the model until it stands for 146. how many ones blocks should you add?

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Simplify 24÷(-2)(3)+7 a. -29 b. 3 c. 11

The value of x in this system of equations is 1. 3x + y = 9 y = –4x + 10 substitute the value of y in the first equation: combine like terms: apply the subtraction property of equality: apply the division property of equality: 3x + (–4x + 10) = 9 –x + 10 = 9 –x = –1 x = 1 what is the value of y?