Question Simplify the expression −2a+4 Evaluate −2(a−2)Apply the distributive property −2a−(−2×2)Multiply the numbers −2a−(−4)Solution −2a+4 Show Solution Find the roots a=2 Evaluate −2(a−2)To find the roots of the expression,set the expression equal to 0 −2(a−2)=0Change the sign 2(a−2)=0Rewrite the expression a−2=0Move the constant to the right side a=0+2Solution a=2 Show Solution
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