Answer:
x = -19
Step-by-step explanation:
1. make parentheses disappeared using distribution law.

2. sum up b numbers and x

3. separate x and number to two sides of the equation

4. both side divided by -4

The answer is 1.64 feet. 1.64 x 12 = 19.68 inches
19.68 x 2.54 cm= 49.9872 cm
The answer is
D. The number of students who ate 10 hamburgers or more
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Y=(1/3)*x is the correct answer.
1/3 of -3 is -1
1/3 of 0 is 0
1/3 of 6 is 2
Answer:
42
Step-by-step explanation:
It's just a distribution property where the given value of each variables (a, b, c, d) are being distributed to the given equation:
7a2-3ac+d2
7(2)(2) - 3(2)(-3) + (-2)(2)
28 + 18 - 4 = 42