Question

about how much energy did russia, india, and japan consume in 2010? what is (3×10^{19})+(2×10^{19})+(2×10^{19})? primary energy consumption for top 5 countries in 2010 country energy consumed in 2010 (joules) china 1.06×10^{20} u.s. 1.03×10^{20} russia 3.09×10^{19} india 2.31×10^{19} japan 2.30×10^{19} (3×10^{19})+(2×10^{19})+(2×10^{19}) = ×10 joules done

Explanation:

Step1: Factor out $10^{19}$

$(3 + 2+2)\times10^{19}$

Step2: Calculate the sum in parentheses

$7\times10^{19}$

Answer:

$7\times10^{19}$