Answer
Diana Taurasi scored 820 points.
Cappie Pondexter scored 679 points.
Work Step by Step
Let $x$ be the number of points Diana Taurasi scored.
Let $y$ be the number of points Cappie Pondexter scored.
Taurasi scored 141 more points than Cappie Pondexter.
$x=y+141$
Together, these two players scored 1499 points.
$x+y=1499$
$x=y+141$
$x+y=1499$
$x+y=1499$
$(y+141)+y=1499$
$2y+141=1499$
$2y=1358$
$y=679$
$x=y+141$
$x=(679)+141$
$x=820$
Diana Taurasi scored 820 points.
Cappie Pondexter scored 679 points.