Question

Which expression is equivalent to the expression below?

2(6k+4)−4(2+2k−1)
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a} 18+48k

b} 14k−1

c} 4k−4

d} 4+4k

Answer 1

d}4+4k

2(6k+4)-4(2+2k-1) writing down the question

12k+8-8-8k+4 multiplying the numbers by the coefficients

12k-8k+8-8+4 collecting like terms

4k+4 the answer

Answer 2

D. 4+4k

Explanation:

(12k +8) - (8+ 8k - 4)

12k +8 - 8 - 8k + 4

4k +4