Solve the system of equations 2x-y=1; x+2y=8 graphically and find the coordinates of the points where corresponding lines intersect y-axis.
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Calculate the sum or the difference
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$- 9$
Calculate the sum or the difference
$\color{#FF6800}{ - } \color{#FF6800}{ 7 } + 4 \color{#FF6800}{ - } \color{#FF6800}{ 6 }$
$ $ Find the sum of the negative numbers $ $
$\color{#FF6800}{ - } \color{#FF6800}{ 13 } + 4$
$\color{#FF6800}{ - } \color{#FF6800}{ 13 } \color{#FF6800}{ + } \color{#FF6800}{ 4 }$
$ $ Add $ - 13 $ and $ 4$
$\color{#FF6800}{ - } \color{#FF6800}{ 9 }$
Solution search results
$27$ Find the value of the expression $1-5+2-6+3-7+4-8+$ $10$ $100$ terms.
10th-13th grade
Other
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$7+4\div 8\times 8+10\times 2$
1st-6th grade
Algebra
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$yn+5y+222$ $3n+y-22^{29}$ $7^{k}$ $+yy+2=5$
10th-13th grade
Calculus
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$\left(+4-6\times 2\div 7\times 6=$
10th-13th grade
Other
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$x+4-6$
English
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$15-\dfrac {x} {8}$ $+$ $45$ $6$
7th-9th grade
Other
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